39942825

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{577}}^1$

素因数の和:674

約数の個数: 48

約数和(自身を含む): 72245376

約数和(自身を除く): 32302551

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 71, 75, 195, 213, 325, 355, 577, 923, 975, 1065, 1731, 1775, 2769, 2885, 4615, 5325, 7501, 8655, 13845, 14425, 22503, 23075, 37505, 40967, 43275, 69225, 112515, 122901, 187525, 204835, 532571, 562575, 614505, 1024175, 1597713, 2662855, 3072525, 7988565, 13314275, 39942825]

約数ペア:

[(1, 39942825), (3, 13314275), (5, 7988565), (13, 3072525), (15, 2662855), (25, 1597713), (39, 1024175), (65, 614505), (71, 562575), (75, 532571), (195, 204835), (213, 187525), (325, 122901), (355, 112515), (577, 69225), (923, 43275), (975, 40967), (1065, 37505), (1731, 23075), (1775, 22503), (2769, 14425), (2885, 13845), (4615, 8655), (5325, 7501)]