149392516

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{21601}}^1$

素因数の和:21644

約数の個数: 48

約数和(自身を含む): 338719360

約数和(自身を除く): 189326844

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 52, 76, 91, 133, 182, 247, 266, 364, 494, 532, 988, 1729, 3458, 6916, 21601, 43202, 86404, 151207, 280813, 302414, 410419, 561626, 604828, 820838, 1123252, 1641676, 1965691, 2872933, 3931382, 5335447, 5745866, 7862764, 10670894, 11491732, 21341788, 37348129, 74696258, 149392516]

約数ペア:

[(1, 149392516), (2, 74696258), (4, 37348129), (7, 21341788), (13, 11491732), (14, 10670894), (19, 7862764), (26, 5745866), (28, 5335447), (38, 3931382), (52, 2872933), (76, 1965691), (91, 1641676), (133, 1123252), (182, 820838), (247, 604828), (266, 561626), (364, 410419), (494, 302414), (532, 280813), (988, 151207), (1729, 86404), (3458, 43202), (6916, 21601)]