15695204985

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{387967}}^1$

素因数の和:388038

約数の個数: 48

約数和(自身を含む): 29051043840

約数和(自身を除く): 13355838855

約数列:

[1, 3, 5, 9, 15, 29, 31, 45, 87, 93, 145, 155, 261, 279, 435, 465, 899, 1305, 1395, 2697, 4495, 8091, 13485, 40455, 387967, 1163901, 1939835, 3491703, 5819505, 11251043, 12026977, 17458515, 33753129, 36080931, 56255215, 60134885, 101259387, 108242793, 168765645, 180404655, 348782333, 506296935, 541213965, 1046346999, 1743911665, 3139040997, 5231734995, 15695204985]

約数ペア:

[(1, 15695204985), (3, 5231734995), (5, 3139040997), (9, 1743911665), (15, 1046346999), (29, 541213965), (31, 506296935), (45, 348782333), (87, 180404655), (93, 168765645), (145, 108242793), (155, 101259387), (261, 60134885), (279, 56255215), (435, 36080931), (465, 33753129), (899, 17458515), (1305, 12026977), (1395, 11251043), (2697, 5819505), (4495, 3491703), (8091, 1939835), (13485, 1163901), (40455, 387967)]