987788144

素因数分解:

$2^4\times 7^1\times {\mathrm{113}}^1\times {\mathrm{78049}}^1$

素因数の和:78177

約数の個数: 40

約数和(自身を含む): 2206629600

約数和(自身を除く): 1218841456

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 113, 226, 452, 791, 904, 1582, 1808, 3164, 6328, 12656, 78049, 156098, 312196, 546343, 624392, 1092686, 1248784, 2185372, 4370744, 8741488, 8819537, 17639074, 35278148, 61736759, 70556296, 123473518, 141112592, 246947036, 493894072, 987788144]

約数ペア:

[(1, 987788144), (2, 493894072), (4, 246947036), (7, 141112592), (8, 123473518), (14, 70556296), (16, 61736759), (28, 35278148), (56, 17639074), (112, 8819537), (113, 8741488), (226, 4370744), (452, 2185372), (791, 1248784), (904, 1092686), (1582, 624392), (1808, 546343), (3164, 312196), (6328, 156098), (12656, 78049)]