978171285

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{193}}^1$

素因数の和:347

約数の個数: 128

約数和(自身を含む): 2002452480

約数和(自身を除く): 1024281195

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 47, 65, 79, 91, 105, 141, 193, 195, 235, 237, 273, 329, 395, 455, 553, 579, 611, 705, 965, 987, 1027, 1185, 1351, 1365, 1645, 1659, 1833, 2509, 2765, 2895, 3055, 3081, 3713, 4053, 4277, 4935, 5135, 6755, 7189, 7527, 8295, 9071, 9165, 11139, 12545, 12831, 15247, 15405, 17563, 18565, 20265, 21385, 21567, 25991, 27213, 35945, 37635, 45355, 45741, 48269, 52689, 55695, 63497, 64155, 76235, 77973, 87815, 106729, 107835, 117923, 129955, 136065, 144807, 190491, 198211, 228705, 241345, 263445, 317485, 320187, 337883, 353769, 389865, 533645, 589615, 594633, 716609, 724035, 825461, 952455, 991055, 1013649, 1387477, 1600935, 1689415, 1768845, 2149827, 2476383, 2973165, 3583045, 4127305, 4162431, 5016263, 5068245, 6937385, 9315917, 10749135, 12381915, 15048789, 20812155, 25081315, 27947751, 46579585, 65211419, 75243945, 139738755, 195634257, 326057095, 978171285]

約数ペア:

[(1, 978171285), (3, 326057095), (5, 195634257), (7, 139738755), (13, 75243945), (15, 65211419), (21, 46579585), (35, 27947751), (39, 25081315), (47, 20812155), (65, 15048789), (79, 12381915), (91, 10749135), (105, 9315917), (141, 6937385), (193, 5068245), (195, 5016263), (235, 4162431), (237, 4127305), (273, 3583045), (329, 2973165), (395, 2476383), (455, 2149827), (553, 1768845), (579, 1689415), (611, 1600935), (705, 1387477), (965, 1013649), (987, 991055), (1027, 952455), (1185, 825461), (1351, 724035), (1365, 716609), (1645, 594633), (1659, 589615), (1833, 533645), (2509, 389865), (2765, 353769), (2895, 337883), (3055, 320187), (3081, 317485), (3713, 263445), (4053, 241345), (4277, 228705), (4935, 198211), (5135, 190491), (6755, 144807), (7189, 136065), (7527, 129955), (8295, 117923), (9071, 107835), (9165, 106729), (11139, 87815), (12545, 77973), (12831, 76235), (15247, 64155), (15405, 63497), (17563, 55695), (18565, 52689), (20265, 48269), (21385, 45741), (21567, 45355), (25991, 37635), (27213, 35945)]