71947908

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{293}}^1\times {\mathrm{359}}^1$

素因数の和:681

約数の個数: 72

約数和(自身を含む): 192628800

約数和(自身を除く): 120680892

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 293, 342, 359, 586, 684, 718, 879, 1077, 1172, 1436, 1758, 2154, 2637, 3231, 3516, 4308, 5274, 5567, 6462, 6821, 10548, 11134, 12924, 13642, 16701, 20463, 22268, 27284, 33402, 40926, 50103, 61389, 66804, 81852, 100206, 105187, 122778, 200412, 210374, 245556, 315561, 420748, 631122, 946683, 1262244, 1893366, 1998553, 3786732, 3997106, 5995659, 7994212, 11991318, 17986977, 23982636, 35973954, 71947908]

約数ペア:

[(1, 71947908), (2, 35973954), (3, 23982636), (4, 17986977), (6, 11991318), (9, 7994212), (12, 5995659), (18, 3997106), (19, 3786732), (36, 1998553), (38, 1893366), (57, 1262244), (76, 946683), (114, 631122), (171, 420748), (228, 315561), (293, 245556), (342, 210374), (359, 200412), (586, 122778), (684, 105187), (718, 100206), (879, 81852), (1077, 66804), (1172, 61389), (1436, 50103), (1758, 40926), (2154, 33402), (2637, 27284), (3231, 22268), (3516, 20463), (4308, 16701), (5274, 13642), (5567, 12924), (6462, 11134), (6821, 10548)]