28423485

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{151}}^1$

素因数の和:298

約数の個数: 48

約数和(自身を含む): 51217920

約数和(自身を除く): 22794435

約数列:

[1, 3, 5, 9, 15, 45, 47, 89, 141, 151, 235, 267, 423, 445, 453, 705, 755, 801, 1335, 1359, 2115, 2265, 4005, 4183, 6795, 7097, 12549, 13439, 20915, 21291, 35485, 37647, 40317, 62745, 63873, 67195, 106455, 120951, 188235, 201585, 319365, 604755, 631633, 1894899, 3158165, 5684697, 9474495, 28423485]

約数ペア:

[(1, 28423485), (3, 9474495), (5, 5684697), (9, 3158165), (15, 1894899), (45, 631633), (47, 604755), (89, 319365), (141, 201585), (151, 188235), (235, 120951), (267, 106455), (423, 67195), (445, 63873), (453, 62745), (705, 40317), (755, 37647), (801, 35485), (1335, 21291), (1359, 20915), (2115, 13439), (2265, 12549), (4005, 7097), (4183, 6795)]