163508884

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{419}}^1$

素因数の和:629

約数の個数: 72

約数和(自身を含む): 365994720

約数和(自身を除く): 202485836

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 154, 181, 196, 308, 362, 419, 539, 724, 838, 1078, 1267, 1676, 1991, 2156, 2534, 2933, 3982, 4609, 5068, 5866, 7964, 8869, 9218, 11732, 13937, 17738, 18436, 20531, 27874, 32263, 35476, 41062, 55748, 64526, 75839, 82124, 97559, 129052, 151678, 195118, 225841, 303356, 390236, 451682, 530873, 834229, 903364, 1061746, 1668458, 2123492, 3336916, 3716111, 5839603, 7432222, 11679206, 14864444, 23358412, 40877221, 81754442, 163508884]

約数ペア:

[(1, 163508884), (2, 81754442), (4, 40877221), (7, 23358412), (11, 14864444), (14, 11679206), (22, 7432222), (28, 5839603), (44, 3716111), (49, 3336916), (77, 2123492), (98, 1668458), (154, 1061746), (181, 903364), (196, 834229), (308, 530873), (362, 451682), (419, 390236), (539, 303356), (724, 225841), (838, 195118), (1078, 151678), (1267, 129052), (1676, 97559), (1991, 82124), (2156, 75839), (2534, 64526), (2933, 55748), (3982, 41062), (4609, 35476), (5068, 32263), (5866, 27874), (7964, 20531), (8869, 18436), (9218, 17738), (11732, 13937)]