123638502

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1\times {\mathrm{193}}^1$

素因数の和:445

約数の個数: 64

約数和(自身を含む): 275337216

約数和(自身を除く): 151698714

約数列:

[1, 2, 3, 6, 13, 26, 39, 43, 78, 86, 129, 191, 193, 258, 382, 386, 559, 573, 579, 1118, 1146, 1158, 1677, 2483, 2509, 3354, 4966, 5018, 7449, 7527, 8213, 8299, 14898, 15054, 16426, 16598, 24639, 24897, 36863, 49278, 49794, 73726, 106769, 107887, 110589, 213538, 215774, 221178, 320307, 323661, 479219, 640614, 647322, 958438, 1437657, 1585109, 2875314, 3170218, 4755327, 9510654, 20606417, 41212834, 61819251, 123638502]

約数ペア:

[(1, 123638502), (2, 61819251), (3, 41212834), (6, 20606417), (13, 9510654), (26, 4755327), (39, 3170218), (43, 2875314), (78, 1585109), (86, 1437657), (129, 958438), (191, 647322), (193, 640614), (258, 479219), (382, 323661), (386, 320307), (559, 221178), (573, 215774), (579, 213538), (1118, 110589), (1146, 107887), (1158, 106769), (1677, 73726), (2483, 49794), (2509, 49278), (3354, 36863), (4966, 24897), (5018, 24639), (7449, 16598), (7527, 16426), (8213, 15054), (8299, 14898)]