431400788

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{227}}^2$

素因数の和:501

約数の個数: 72

約数和(自身を含む): 973859712

約数和(自身を除く): 542458924

約数列:

[1, 2, 4, 7, 13, 14, 23, 26, 28, 46, 52, 91, 92, 161, 182, 227, 299, 322, 364, 454, 598, 644, 908, 1196, 1589, 2093, 2951, 3178, 4186, 5221, 5902, 6356, 8372, 10442, 11804, 20657, 20884, 36547, 41314, 51529, 67873, 73094, 82628, 103058, 135746, 146188, 206116, 271492, 360703, 475111, 669877, 721406, 950222, 1185167, 1339754, 1442812, 1900444, 2370334, 2679508, 4689139, 4740668, 8296169, 9378278, 15407171, 16592338, 18756556, 30814342, 33184676, 61628684, 107850197, 215700394, 431400788]

約数ペア:

[(1, 431400788), (2, 215700394), (4, 107850197), (7, 61628684), (13, 33184676), (14, 30814342), (23, 18756556), (26, 16592338), (28, 15407171), (46, 9378278), (52, 8296169), (91, 4740668), (92, 4689139), (161, 2679508), (182, 2370334), (227, 1900444), (299, 1442812), (322, 1339754), (364, 1185167), (454, 950222), (598, 721406), (644, 669877), (908, 475111), (1196, 360703), (1589, 271492), (2093, 206116), (2951, 146188), (3178, 135746), (4186, 103058), (5221, 82628), (5902, 73094), (6356, 67873), (8372, 51529), (10442, 41314), (11804, 36547), (20657, 20884)]