28754325

素因数分解:

$3^3\times 5^2\times {\mathrm{41}}^1\times {\mathrm{1039}}^1$

素因数の和:1099

約数の個数: 48

約数和(自身を含む): 54163200

約数和(自身を除く): 25408875

約数列:

[1, 3, 5, 9, 15, 25, 27, 41, 45, 75, 123, 135, 205, 225, 369, 615, 675, 1025, 1039, 1107, 1845, 3075, 3117, 5195, 5535, 9225, 9351, 15585, 25975, 27675, 28053, 42599, 46755, 77925, 127797, 140265, 212995, 233775, 383391, 638985, 701325, 1064975, 1150173, 1916955, 3194925, 5750865, 9584775, 28754325]

約数ペア:

[(1, 28754325), (3, 9584775), (5, 5750865), (9, 3194925), (15, 1916955), (25, 1150173), (27, 1064975), (41, 701325), (45, 638985), (75, 383391), (123, 233775), (135, 212995), (205, 140265), (225, 127797), (369, 77925), (615, 46755), (675, 42599), (1025, 28053), (1039, 27675), (1107, 25975), (1845, 15585), (3075, 9351), (3117, 9225), (5195, 5535)]