28037464

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2027}}^1$

素因数の和:2072

約数の個数: 64

約数和(自身を含む): 68140800

約数和(自身を除く): 40103336

約数列:

[1, 2, 4, 7, 8, 13, 14, 19, 26, 28, 38, 52, 56, 76, 91, 104, 133, 152, 182, 247, 266, 364, 494, 532, 728, 988, 1064, 1729, 1976, 2027, 3458, 4054, 6916, 8108, 13832, 14189, 16216, 26351, 28378, 38513, 52702, 56756, 77026, 105404, 113512, 154052, 184457, 210808, 269591, 308104, 368914, 500669, 539182, 737828, 1001338, 1078364, 1475656, 2002676, 2156728, 3504683, 4005352, 7009366, 14018732, 28037464]

約数ペア:

[(1, 28037464), (2, 14018732), (4, 7009366), (7, 4005352), (8, 3504683), (13, 2156728), (14, 2002676), (19, 1475656), (26, 1078364), (28, 1001338), (38, 737828), (52, 539182), (56, 500669), (76, 368914), (91, 308104), (104, 269591), (133, 210808), (152, 184457), (182, 154052), (247, 113512), (266, 105404), (364, 77026), (494, 56756), (532, 52702), (728, 38513), (988, 28378), (1064, 26351), (1729, 16216), (1976, 14189), (2027, 13832), (3458, 8108), (4054, 6916)]