389655368

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{3187}}^1$

素因数の和:3270

約数の個数: 64

約数和(自身を含む): 826329600

約数和(自身を除く): 436674232

約数列:

[1, 2, 4, 8, 17, 29, 31, 34, 58, 62, 68, 116, 124, 136, 232, 248, 493, 527, 899, 986, 1054, 1798, 1972, 2108, 3187, 3596, 3944, 4216, 6374, 7192, 12748, 15283, 25496, 30566, 54179, 61132, 92423, 98797, 108358, 122264, 184846, 197594, 216716, 369692, 395188, 433432, 739384, 790376, 1571191, 1679549, 2865113, 3142382, 3359098, 5730226, 6284764, 6718196, 11460452, 12569528, 13436392, 22920904, 48706921, 97413842, 194827684, 389655368]

約数ペア:

[(1, 389655368), (2, 194827684), (4, 97413842), (8, 48706921), (17, 22920904), (29, 13436392), (31, 12569528), (34, 11460452), (58, 6718196), (62, 6284764), (68, 5730226), (116, 3359098), (124, 3142382), (136, 2865113), (232, 1679549), (248, 1571191), (493, 790376), (527, 739384), (899, 433432), (986, 395188), (1054, 369692), (1798, 216716), (1972, 197594), (2108, 184846), (3187, 122264), (3596, 108358), (3944, 98797), (4216, 92423), (6374, 61132), (7192, 54179), (12748, 30566), (15283, 25496)]