15663400907

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{5237}}^1$

素因数の和:5472

約数の個数: 48

約数和(自身を含む): 20636881920

約数和(自身を除く): 4973481013

約数列:

[1, 7, 11, 31, 49, 77, 179, 217, 341, 539, 1253, 1519, 1969, 2387, 5237, 5549, 8771, 13783, 16709, 36659, 38843, 57607, 61039, 96481, 162347, 256613, 271901, 403249, 427273, 937423, 1136429, 1785817, 2822743, 2990911, 6561961, 7955003, 10311653, 12500719, 29060113, 45933727, 72181571, 87505033, 203420791, 319661243, 505270997, 1423945537, 2237628701, 15663400907]

約数ペア:

[(1, 15663400907), (7, 2237628701), (11, 1423945537), (31, 505270997), (49, 319661243), (77, 203420791), (179, 87505033), (217, 72181571), (341, 45933727), (539, 29060113), (1253, 12500719), (1519, 10311653), (1969, 7955003), (2387, 6561961), (5237, 2990911), (5549, 2822743), (8771, 1785817), (13783, 1136429), (16709, 937423), (36659, 427273), (38843, 403249), (57607, 271901), (61039, 256613), (96481, 162347)]