201622239

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{653}}^1$

素因数の和:721

約数の個数: 72

約数和(自身を含む): 373407840

約数和(自身を除く): 171785601

約数列:

[1, 3, 7, 9, 13, 21, 29, 39, 63, 87, 91, 117, 169, 203, 261, 273, 377, 507, 609, 653, 819, 1131, 1183, 1521, 1827, 1959, 2639, 3393, 3549, 4571, 4901, 5877, 7917, 8489, 10647, 13713, 14703, 18937, 23751, 25467, 34307, 41139, 44109, 56811, 59423, 76401, 102921, 110357, 132559, 170433, 178269, 246181, 308763, 331071, 397677, 534807, 738543, 772499, 993213, 1193031, 1723267, 2215629, 2317497, 3200353, 5169801, 6952491, 9601059, 15509403, 22402471, 28803177, 67207413, 201622239]

約数ペア:

[(1, 201622239), (3, 67207413), (7, 28803177), (9, 22402471), (13, 15509403), (21, 9601059), (29, 6952491), (39, 5169801), (63, 3200353), (87, 2317497), (91, 2215629), (117, 1723267), (169, 1193031), (203, 993213), (261, 772499), (273, 738543), (377, 534807), (507, 397677), (609, 331071), (653, 308763), (819, 246181), (1131, 178269), (1183, 170433), (1521, 132559), (1827, 110357), (1959, 102921), (2639, 76401), (3393, 59423), (3549, 56811), (4571, 44109), (4901, 41139), (5877, 34307), (7917, 25467), (8489, 23751), (10647, 18937), (13713, 14703)]