15553616

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:148

約数の個数: 80

約数和(自身を含む): 34831104

約数和(自身を除く): 19277488

約数列:

[1, 2, 4, 8, 13, 16, 26, 37, 43, 47, 52, 74, 86, 94, 104, 148, 172, 188, 208, 296, 344, 376, 481, 559, 592, 611, 688, 752, 962, 1118, 1222, 1591, 1739, 1924, 2021, 2236, 2444, 3182, 3478, 3848, 4042, 4472, 4888, 6364, 6956, 7696, 8084, 8944, 9776, 12728, 13912, 16168, 20683, 22607, 25456, 26273, 27824, 32336, 41366, 45214, 52546, 74777, 82732, 90428, 105092, 149554, 165464, 180856, 210184, 299108, 330928, 361712, 420368, 598216, 972101, 1196432, 1944202, 3888404, 7776808, 15553616]

約数ペア:

[(1, 15553616), (2, 7776808), (4, 3888404), (8, 1944202), (13, 1196432), (16, 972101), (26, 598216), (37, 420368), (43, 361712), (47, 330928), (52, 299108), (74, 210184), (86, 180856), (94, 165464), (104, 149554), (148, 105092), (172, 90428), (188, 82732), (208, 74777), (296, 52546), (344, 45214), (376, 41366), (481, 32336), (559, 27824), (592, 26273), (611, 25456), (688, 22607), (752, 20683), (962, 16168), (1118, 13912), (1222, 12728), (1591, 9776), (1739, 8944), (1924, 8084), (2021, 7696), (2236, 6956), (2444, 6364), (3182, 4888), (3478, 4472), (3848, 4042)]