1640882607

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{4729}}^1$

素因数の和:4824

約数の個数: 64

約数和(自身を含む): 2847989760

約数和(自身を除く): 1207107153

約数列:

[1, 3, 7, 13, 21, 31, 39, 41, 91, 93, 123, 217, 273, 287, 403, 533, 651, 861, 1209, 1271, 1599, 2821, 3731, 3813, 4729, 8463, 8897, 11193, 14187, 16523, 26691, 33103, 49569, 61477, 99309, 115661, 146599, 184431, 193889, 346983, 430339, 439797, 581667, 1026193, 1291017, 1357223, 1905787, 2520557, 3078579, 4071669, 5717361, 6010559, 7561671, 13340509, 17643899, 18031677, 40021527, 42073913, 52931697, 78137267, 126221739, 234411801, 546960869, 1640882607]

約数ペア:

[(1, 1640882607), (3, 546960869), (7, 234411801), (13, 126221739), (21, 78137267), (31, 52931697), (39, 42073913), (41, 40021527), (91, 18031677), (93, 17643899), (123, 13340509), (217, 7561671), (273, 6010559), (287, 5717361), (403, 4071669), (533, 3078579), (651, 2520557), (861, 1905787), (1209, 1357223), (1271, 1291017), (1599, 1026193), (2821, 581667), (3731, 439797), (3813, 430339), (4729, 346983), (8463, 193889), (8897, 184431), (11193, 146599), (14187, 115661), (16523, 99309), (26691, 61477), (33103, 49569)]