421909704

素因数分解:

$2^3\times 3^2\times {\mathrm{151}}^2\times {\mathrm{257}}^1$

素因数の和:571

約数の個数: 72

約数和(自身を含む): 1154765430

約数和(自身を除く): 732855726

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 151, 257, 302, 453, 514, 604, 771, 906, 1028, 1208, 1359, 1542, 1812, 2056, 2313, 2718, 3084, 3624, 4626, 5436, 6168, 9252, 10872, 18504, 22801, 38807, 45602, 68403, 77614, 91204, 116421, 136806, 155228, 182408, 205209, 232842, 273612, 310456, 349263, 410418, 465684, 547224, 698526, 820836, 931368, 1397052, 1641672, 2794104, 5859857, 11719714, 17579571, 23439428, 35159142, 46878856, 52738713, 70318284, 105477426, 140636568, 210954852, 421909704]

約数ペア:

[(1, 421909704), (2, 210954852), (3, 140636568), (4, 105477426), (6, 70318284), (8, 52738713), (9, 46878856), (12, 35159142), (18, 23439428), (24, 17579571), (36, 11719714), (72, 5859857), (151, 2794104), (257, 1641672), (302, 1397052), (453, 931368), (514, 820836), (604, 698526), (771, 547224), (906, 465684), (1028, 410418), (1208, 349263), (1359, 310456), (1542, 273612), (1812, 232842), (2056, 205209), (2313, 182408), (2718, 155228), (3084, 136806), (3624, 116421), (4626, 91204), (5436, 77614), (6168, 68403), (9252, 45602), (10872, 38807), (18504, 22801)]