870865268

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{1087}}^1$

素因数の和:1213

約数の個数: 96

約数和(自身を含む): 1965293568

約数和(自身を除く): 1094428300

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 52, 62, 71, 91, 124, 142, 182, 217, 284, 364, 403, 434, 497, 806, 868, 923, 994, 1087, 1612, 1846, 1988, 2174, 2201, 2821, 3692, 4348, 4402, 5642, 6461, 7609, 8804, 11284, 12922, 14131, 15218, 15407, 25844, 28262, 28613, 30436, 30814, 33697, 56524, 57226, 61628, 67394, 77177, 98917, 114452, 134788, 154354, 197834, 200291, 235879, 308708, 395668, 400582, 438061, 471758, 540239, 801164, 876122, 943516, 1003301, 1080478, 1752244, 2006602, 2160956, 2392487, 3066427, 4013204, 4784974, 6132854, 7023107, 9569948, 12265708, 14046214, 16747409, 28092428, 31102331, 33494818, 62204662, 66989636, 124409324, 217716317, 435432634, 870865268]

約数ペア:

[(1, 870865268), (2, 435432634), (4, 217716317), (7, 124409324), (13, 66989636), (14, 62204662), (26, 33494818), (28, 31102331), (31, 28092428), (52, 16747409), (62, 14046214), (71, 12265708), (91, 9569948), (124, 7023107), (142, 6132854), (182, 4784974), (217, 4013204), (284, 3066427), (364, 2392487), (403, 2160956), (434, 2006602), (497, 1752244), (806, 1080478), (868, 1003301), (923, 943516), (994, 876122), (1087, 801164), (1612, 540239), (1846, 471758), (1988, 438061), (2174, 400582), (2201, 395668), (2821, 308708), (3692, 235879), (4348, 200291), (4402, 197834), (5642, 154354), (6461, 134788), (7609, 114452), (8804, 98917), (11284, 77177), (12922, 67394), (14131, 61628), (15218, 57226), (15407, 56524), (25844, 33697), (28262, 30814), (28613, 30436)]