321118335

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:269

約数の個数: 96

約数和(自身を含む): 612817920

約数和(自身を除く): 291699585

約数列:

[1, 3, 5, 9, 15, 19, 45, 47, 57, 61, 95, 131, 141, 171, 183, 235, 285, 305, 393, 423, 549, 655, 705, 855, 893, 915, 1159, 1179, 1965, 2115, 2489, 2679, 2745, 2867, 3477, 4465, 5795, 5895, 6157, 7467, 7991, 8037, 8601, 10431, 12445, 13395, 14335, 17385, 18471, 22401, 23973, 25803, 30785, 37335, 39955, 40185, 43005, 52155, 54473, 55413, 71919, 92355, 112005, 116983, 119865, 129015, 151829, 163419, 272365, 277065, 350949, 359595, 375577, 455487, 490257, 584915, 759145, 817095, 1052847, 1126731, 1366461, 1754745, 1877885, 2277435, 2451285, 3380193, 5264235, 5633655, 6832305, 7135963, 16900965, 21407889, 35679815, 64223667, 107039445, 321118335]

約数ペア:

[(1, 321118335), (3, 107039445), (5, 64223667), (9, 35679815), (15, 21407889), (19, 16900965), (45, 7135963), (47, 6832305), (57, 5633655), (61, 5264235), (95, 3380193), (131, 2451285), (141, 2277435), (171, 1877885), (183, 1754745), (235, 1366461), (285, 1126731), (305, 1052847), (393, 817095), (423, 759145), (549, 584915), (655, 490257), (705, 455487), (855, 375577), (893, 359595), (915, 350949), (1159, 277065), (1179, 272365), (1965, 163419), (2115, 151829), (2489, 129015), (2679, 119865), (2745, 116983), (2867, 112005), (3477, 92355), (4465, 71919), (5795, 55413), (5895, 54473), (6157, 52155), (7467, 43005), (7991, 40185), (8037, 39955), (8601, 37335), (10431, 30785), (12445, 25803), (13395, 23973), (14335, 22401), (17385, 18471)]