27908175

素因数分解:

$3^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{113}}^1$

素因数の和:252

約数の個数: 48

約数和(自身を含む): 48345120

約数和(自身を除く): 20436945

約数列:

[1, 3, 5, 15, 25, 37, 75, 89, 111, 113, 185, 267, 339, 445, 555, 565, 925, 1335, 1695, 2225, 2775, 2825, 3293, 4181, 6675, 8475, 9879, 10057, 12543, 16465, 20905, 30171, 49395, 50285, 62715, 82325, 104525, 150855, 246975, 251425, 313575, 372109, 754275, 1116327, 1860545, 5581635, 9302725, 27908175]

約数ペア:

[(1, 27908175), (3, 9302725), (5, 5581635), (15, 1860545), (25, 1116327), (37, 754275), (75, 372109), (89, 313575), (111, 251425), (113, 246975), (185, 150855), (267, 104525), (339, 82325), (445, 62715), (555, 50285), (565, 49395), (925, 30171), (1335, 20905), (1695, 16465), (2225, 12543), (2775, 10057), (2825, 9879), (3293, 8475), (4181, 6675)]