7467993

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:150

約数の個数: 48

約数和(自身を含む): 12579840

約数和(自身を除く): 5111847

約数列:

[1, 3, 9, 13, 29, 31, 39, 71, 87, 93, 117, 213, 261, 279, 377, 403, 639, 899, 923, 1131, 1209, 2059, 2201, 2697, 2769, 3393, 3627, 6177, 6603, 8091, 8307, 11687, 18531, 19809, 26767, 28613, 35061, 63829, 80301, 85839, 105183, 191487, 240903, 257517, 574461, 829777, 2489331, 7467993]

約数ペア:

[(1, 7467993), (3, 2489331), (9, 829777), (13, 574461), (29, 257517), (31, 240903), (39, 191487), (71, 105183), (87, 85839), (93, 80301), (117, 63829), (213, 35061), (261, 28613), (279, 26767), (377, 19809), (403, 18531), (639, 11687), (899, 8307), (923, 8091), (1131, 6603), (1209, 6177), (2059, 3627), (2201, 3393), (2697, 2769)]