858489970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{463}}^1\times {\mathrm{839}}^1$

素因数の和:1339

約数の個数: 64

約数和(自身を含む): 1767951360

約数和(自身を除く): 909461390

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 463, 839, 926, 1105, 1678, 2210, 2315, 4195, 4630, 6019, 7871, 8390, 10907, 12038, 14263, 15742, 21814, 28526, 30095, 39355, 54535, 60190, 71315, 78710, 102323, 109070, 142630, 185419, 204646, 370838, 388457, 511615, 776914, 927095, 1023230, 1854190, 1942285, 3884570, 5049941, 6603769, 10099882, 13207538, 25249705, 33018845, 50499410, 66037690, 85848997, 171697994, 429244985, 858489970]

約数ペア:

[(1, 858489970), (2, 429244985), (5, 171697994), (10, 85848997), (13, 66037690), (17, 50499410), (26, 33018845), (34, 25249705), (65, 13207538), (85, 10099882), (130, 6603769), (170, 5049941), (221, 3884570), (442, 1942285), (463, 1854190), (839, 1023230), (926, 927095), (1105, 776914), (1678, 511615), (2210, 388457), (2315, 370838), (4195, 204646), (4630, 185419), (6019, 142630), (7871, 109070), (8390, 102323), (10907, 78710), (12038, 71315), (14263, 60190), (15742, 54535), (21814, 39355), (28526, 30095)]