261511224

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{8641}}^1$

素因数の和:8760

約数の個数: 64

約数和(自身を含む): 711409440

約数和(自身を除く): 449898216

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 97, 104, 156, 194, 291, 312, 388, 582, 776, 1164, 1261, 2328, 2522, 3783, 5044, 7566, 8641, 10088, 15132, 17282, 25923, 30264, 34564, 51846, 69128, 103692, 112333, 207384, 224666, 336999, 449332, 673998, 838177, 898664, 1347996, 1676354, 2514531, 2695992, 3352708, 5029062, 6705416, 10058124, 10896301, 20116248, 21792602, 32688903, 43585204, 65377806, 87170408, 130755612, 261511224]

約数ペア:

[(1, 261511224), (2, 130755612), (3, 87170408), (4, 65377806), (6, 43585204), (8, 32688903), (12, 21792602), (13, 20116248), (24, 10896301), (26, 10058124), (39, 6705416), (52, 5029062), (78, 3352708), (97, 2695992), (104, 2514531), (156, 1676354), (194, 1347996), (291, 898664), (312, 838177), (388, 673998), (582, 449332), (776, 336999), (1164, 224666), (1261, 207384), (2328, 112333), (2522, 103692), (3783, 69128), (5044, 51846), (7566, 34564), (8641, 30264), (10088, 25923), (15132, 17282)]