7901432

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1$

素因数の和:252

約数の個数: 64

約数和(自身を含む): 18800640

約数和(自身を除く): 10899208

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 101, 127, 154, 202, 254, 308, 404, 508, 616, 707, 808, 889, 1016, 1111, 1397, 1414, 1778, 2222, 2794, 2828, 3556, 4444, 5588, 5656, 7112, 7777, 8888, 9779, 11176, 12827, 15554, 19558, 25654, 31108, 39116, 51308, 62216, 78232, 89789, 102616, 141097, 179578, 282194, 359156, 564388, 718312, 987679, 1128776, 1975358, 3950716, 7901432]

約数ペア:

[(1, 7901432), (2, 3950716), (4, 1975358), (7, 1128776), (8, 987679), (11, 718312), (14, 564388), (22, 359156), (28, 282194), (44, 179578), (56, 141097), (77, 102616), (88, 89789), (101, 78232), (127, 62216), (154, 51308), (202, 39116), (254, 31108), (308, 25654), (404, 19558), (508, 15554), (616, 12827), (707, 11176), (808, 9779), (889, 8888), (1016, 7777), (1111, 7112), (1397, 5656), (1414, 5588), (1778, 4444), (2222, 3556), (2794, 2828)]