309685012

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{5419}}^1$

素因数の和:5600

約数の個数: 48

約数和(自身を含む): 671386240

約数和(自身を除く): 361701228

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 157, 182, 314, 364, 628, 1099, 2041, 2198, 4082, 4396, 5419, 8164, 10838, 14287, 21676, 28574, 37933, 57148, 70447, 75866, 140894, 151732, 281788, 493129, 850783, 986258, 1701566, 1972516, 3403132, 5955481, 11060179, 11910962, 22120358, 23821924, 44240716, 77421253, 154842506, 309685012]

約数ペア:

[(1, 309685012), (2, 154842506), (4, 77421253), (7, 44240716), (13, 23821924), (14, 22120358), (26, 11910962), (28, 11060179), (52, 5955481), (91, 3403132), (157, 1972516), (182, 1701566), (314, 986258), (364, 850783), (628, 493129), (1099, 281788), (2041, 151732), (2198, 140894), (4082, 75866), (4396, 70447), (5419, 57148), (8164, 37933), (10838, 28574), (14287, 21676)]