90837405

素因数分解:

$3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{613}}^1$

素因数の和:750

約数の個数: 48

約数和(自身を含む): 163790640

約数和(自身を除く): 72953235

約数列:

[1, 3, 5, 9, 15, 37, 45, 89, 111, 185, 267, 333, 445, 555, 613, 801, 1335, 1665, 1839, 3065, 3293, 4005, 5517, 9195, 9879, 16465, 22681, 27585, 29637, 49395, 54557, 68043, 113405, 148185, 163671, 204129, 272785, 340215, 491013, 818355, 1020645, 2018609, 2455065, 6055827, 10093045, 18167481, 30279135, 90837405]

約数ペア:

[(1, 90837405), (3, 30279135), (5, 18167481), (9, 10093045), (15, 6055827), (37, 2455065), (45, 2018609), (89, 1020645), (111, 818355), (185, 491013), (267, 340215), (333, 272785), (445, 204129), (555, 163671), (613, 148185), (801, 113405), (1335, 68043), (1665, 54557), (1839, 49395), (3065, 29637), (3293, 27585), (4005, 22681), (5517, 16465), (9195, 9879)]