31187464

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{257}}^1$

素因数の和:478

約数の個数: 64

約数和(自身を含む): 73560960

約数和(自身を除く): 42373496

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 197, 257, 308, 394, 514, 616, 788, 1028, 1379, 1576, 1799, 2056, 2167, 2758, 2827, 3598, 4334, 5516, 5654, 7196, 8668, 11032, 11308, 14392, 15169, 17336, 19789, 22616, 30338, 39578, 50629, 60676, 79156, 101258, 121352, 158312, 202516, 354403, 405032, 556919, 708806, 1113838, 1417612, 2227676, 2835224, 3898433, 4455352, 7796866, 15593732, 31187464]

約数ペア:

[(1, 31187464), (2, 15593732), (4, 7796866), (7, 4455352), (8, 3898433), (11, 2835224), (14, 2227676), (22, 1417612), (28, 1113838), (44, 708806), (56, 556919), (77, 405032), (88, 354403), (154, 202516), (197, 158312), (257, 121352), (308, 101258), (394, 79156), (514, 60676), (616, 50629), (788, 39578), (1028, 30338), (1379, 22616), (1576, 19789), (1799, 17336), (2056, 15169), (2167, 14392), (2758, 11308), (2827, 11032), (3598, 8668), (4334, 7196), (5516, 5654)]