2797236

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:205

約数の個数: 72

約数和(自身を含む): 7847840

約数和(自身を除く): 5050604

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 43, 52, 78, 86, 117, 129, 139, 156, 172, 234, 258, 278, 387, 417, 468, 516, 556, 559, 774, 834, 1118, 1251, 1548, 1668, 1677, 1807, 2236, 2502, 3354, 3614, 5004, 5031, 5421, 5977, 6708, 7228, 10062, 10842, 11954, 16263, 17931, 20124, 21684, 23908, 32526, 35862, 53793, 65052, 71724, 77701, 107586, 155402, 215172, 233103, 310804, 466206, 699309, 932412, 1398618, 2797236]

約数ペア:

[(1, 2797236), (2, 1398618), (3, 932412), (4, 699309), (6, 466206), (9, 310804), (12, 233103), (13, 215172), (18, 155402), (26, 107586), (36, 77701), (39, 71724), (43, 65052), (52, 53793), (78, 35862), (86, 32526), (117, 23908), (129, 21684), (139, 20124), (156, 17931), (172, 16263), (234, 11954), (258, 10842), (278, 10062), (387, 7228), (417, 6708), (468, 5977), (516, 5421), (556, 5031), (559, 5004), (774, 3614), (834, 3354), (1118, 2502), (1251, 2236), (1548, 1807), (1668, 1677)]