1789998

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1$

素因数の和:161

約数の個数: 64

約数和(自身を含む): 4561920

約数和(自身を除く): 2771922

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 23, 34, 42, 46, 51, 69, 102, 109, 119, 138, 161, 218, 238, 322, 327, 357, 391, 483, 654, 714, 763, 782, 966, 1173, 1526, 1853, 2289, 2346, 2507, 2737, 3706, 4578, 5014, 5474, 5559, 7521, 8211, 11118, 12971, 15042, 16422, 17549, 25942, 35098, 38913, 42619, 52647, 77826, 85238, 105294, 127857, 255714, 298333, 596666, 894999, 1789998]

約数ペア:

[(1, 1789998), (2, 894999), (3, 596666), (6, 298333), (7, 255714), (14, 127857), (17, 105294), (21, 85238), (23, 77826), (34, 52647), (42, 42619), (46, 38913), (51, 35098), (69, 25942), (102, 17549), (109, 16422), (119, 15042), (138, 12971), (161, 11118), (218, 8211), (238, 7521), (322, 5559), (327, 5474), (357, 5014), (391, 4578), (483, 3706), (654, 2737), (714, 2507), (763, 2346), (782, 2289), (966, 1853), (1173, 1526)]