180223813

素因数分解:

$7^2\times {\mathrm{11}}^2\times {\mathrm{113}}^1\times {\mathrm{269}}^1$

素因数の和:418

約数の個数: 36

約数和(自身を含む): 233343180

約数和(自身を除く): 53119367

約数列:

[1, 7, 11, 49, 77, 113, 121, 269, 539, 791, 847, 1243, 1883, 2959, 5537, 5929, 8701, 13181, 13673, 20713, 30397, 32549, 60907, 95711, 144991, 212779, 227843, 334367, 669977, 1489453, 1594901, 2340569, 3678037, 16383983, 25746259, 180223813]

約数ペア:

[(1, 180223813), (7, 25746259), (11, 16383983), (49, 3678037), (77, 2340569), (113, 1594901), (121, 1489453), (269, 669977), (539, 334367), (791, 227843), (847, 212779), (1243, 144991), (1883, 95711), (2959, 60907), (5537, 32549), (5929, 30397), (8701, 20713), (13181, 13673)]