13815890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:179

約数の個数: 64

約数和(自身を含む): 28926720

約数和(自身を除く): 15110830

約数列:

[1, 2, 5, 10, 11, 22, 29, 55, 58, 61, 71, 110, 122, 142, 145, 290, 305, 319, 355, 610, 638, 671, 710, 781, 1342, 1562, 1595, 1769, 2059, 3190, 3355, 3538, 3905, 4118, 4331, 6710, 7810, 8662, 8845, 10295, 17690, 19459, 20590, 21655, 22649, 38918, 43310, 45298, 47641, 95282, 97295, 113245, 125599, 194590, 226490, 238205, 251198, 476410, 627995, 1255990, 1381589, 2763178, 6907945, 13815890]

約数ペア:

[(1, 13815890), (2, 6907945), (5, 2763178), (10, 1381589), (11, 1255990), (22, 627995), (29, 476410), (55, 251198), (58, 238205), (61, 226490), (71, 194590), (110, 125599), (122, 113245), (142, 97295), (145, 95282), (290, 47641), (305, 45298), (319, 43310), (355, 38918), (610, 22649), (638, 21655), (671, 20590), (710, 19459), (781, 17690), (1342, 10295), (1562, 8845), (1595, 8662), (1769, 7810), (2059, 6710), (3190, 4331), (3355, 4118), (3538, 3905)]