66438333

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1$

素因数の和:219

約数の個数: 64

約数和(自身を含む): 112492800

約数和(自身を除く): 46054467

約数列:

[1, 3, 9, 13, 27, 29, 39, 61, 87, 107, 117, 183, 261, 321, 351, 377, 549, 783, 793, 963, 1131, 1391, 1647, 1769, 2379, 2889, 3103, 3393, 4173, 5307, 6527, 7137, 9309, 10179, 12519, 15921, 19581, 21411, 22997, 27927, 37557, 40339, 47763, 58743, 68991, 83781, 84851, 121017, 176229, 189283, 206973, 254553, 363051, 567849, 620919, 763659, 1089153, 1703547, 2290977, 2460679, 5110641, 7382037, 22146111, 66438333]

約数ペア:

[(1, 66438333), (3, 22146111), (9, 7382037), (13, 5110641), (27, 2460679), (29, 2290977), (39, 1703547), (61, 1089153), (87, 763659), (107, 620919), (117, 567849), (183, 363051), (261, 254553), (321, 206973), (351, 189283), (377, 176229), (549, 121017), (783, 84851), (793, 83781), (963, 68991), (1131, 58743), (1391, 47763), (1647, 40339), (1769, 37557), (2379, 27927), (2889, 22997), (3103, 21411), (3393, 19581), (4173, 15921), (5307, 12519), (6527, 10179), (7137, 9309)]