2506275

素因数分解:

$3^3\times 5^2\times {\mathrm{47}}^1\times {\mathrm{79}}^1$

素因数の和:145

約数の個数: 48

約数和(自身を含む): 4761600

約数和(自身を除く): 2255325

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 47, 75, 79, 135, 141, 225, 235, 237, 395, 423, 675, 705, 711, 1175, 1185, 1269, 1975, 2115, 2133, 3525, 3555, 3713, 5925, 6345, 10575, 10665, 11139, 17775, 18565, 31725, 33417, 53325, 55695, 92825, 100251, 167085, 278475, 501255, 835425, 2506275]

約数ペア:

[(1, 2506275), (3, 835425), (5, 501255), (9, 278475), (15, 167085), (25, 100251), (27, 92825), (45, 55695), (47, 53325), (75, 33417), (79, 31725), (135, 18565), (141, 17775), (225, 11139), (235, 10665), (237, 10575), (395, 6345), (423, 5925), (675, 3713), (705, 3555), (711, 3525), (1175, 2133), (1185, 2115), (1269, 1975)]