39438009

素因数分解:

$3^4\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{67}}^1$

素因数の和:148

約数の個数: 60

約数和(自身を含む): 66251856

約数和(自身を除く): 26813847

約数列:

[1, 3, 9, 13, 27, 39, 43, 67, 81, 117, 129, 169, 201, 351, 387, 507, 559, 603, 871, 1053, 1161, 1521, 1677, 1809, 2613, 2881, 3483, 4563, 5031, 5427, 7267, 7839, 8643, 11323, 13689, 15093, 21801, 23517, 25929, 33969, 37453, 45279, 65403, 70551, 77787, 101907, 112359, 196209, 233361, 305721, 337077, 486889, 588627, 917163, 1011231, 1460667, 3033693, 4382001, 13146003, 39438009]

約数ペア:

[(1, 39438009), (3, 13146003), (9, 4382001), (13, 3033693), (27, 1460667), (39, 1011231), (43, 917163), (67, 588627), (81, 486889), (117, 337077), (129, 305721), (169, 233361), (201, 196209), (351, 112359), (387, 101907), (507, 77787), (559, 70551), (603, 65403), (871, 45279), (1053, 37453), (1161, 33969), (1521, 25929), (1677, 23517), (1809, 21801), (2613, 15093), (2881, 13689), (3483, 11323), (4563, 8643), (5031, 7839), (5427, 7267)]