9915990

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2053}}^1$

素因数の和:2093

約数の個数: 64

約数和(自身を含む): 28394496

約数和(自身を除く): 18478506

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 23, 30, 35, 42, 46, 69, 70, 105, 115, 138, 161, 210, 230, 322, 345, 483, 690, 805, 966, 1610, 2053, 2415, 4106, 4830, 6159, 10265, 12318, 14371, 20530, 28742, 30795, 43113, 47219, 61590, 71855, 86226, 94438, 141657, 143710, 215565, 236095, 283314, 330533, 431130, 472190, 661066, 708285, 991599, 1416570, 1652665, 1983198, 3305330, 4957995, 9915990]

約数ペア:

[(1, 9915990), (2, 4957995), (3, 3305330), (5, 1983198), (6, 1652665), (7, 1416570), (10, 991599), (14, 708285), (15, 661066), (21, 472190), (23, 431130), (30, 330533), (35, 283314), (42, 236095), (46, 215565), (69, 143710), (70, 141657), (105, 94438), (115, 86226), (138, 71855), (161, 61590), (210, 47219), (230, 43113), (322, 30795), (345, 28742), (483, 20530), (690, 14371), (805, 12318), (966, 10265), (1610, 6159), (2053, 4830), (2415, 4106)]