39915954

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{3967}}^1$

素因数の和:4031

約数の個数: 48

約数和(自身を含む): 95327232

約数和(自身を除く): 55411278

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 43, 78, 86, 117, 129, 234, 258, 387, 559, 774, 1118, 1677, 3354, 3967, 5031, 7934, 10062, 11901, 23802, 35703, 51571, 71406, 103142, 154713, 170581, 309426, 341162, 464139, 511743, 928278, 1023486, 1535229, 2217553, 3070458, 4435106, 6652659, 13305318, 19957977, 39915954]

約数ペア:

[(1, 39915954), (2, 19957977), (3, 13305318), (6, 6652659), (9, 4435106), (13, 3070458), (18, 2217553), (26, 1535229), (39, 1023486), (43, 928278), (78, 511743), (86, 464139), (117, 341162), (129, 309426), (234, 170581), (258, 154713), (387, 103142), (559, 71406), (774, 51571), (1118, 35703), (1677, 23802), (3354, 11901), (3967, 10062), (5031, 7934)]