28867365

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{1777}}^1$

素因数の和:1826

約数の個数: 36

約数和(自身を含む): 52838604

約数和(自身を除く): 23971239

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 285, 361, 855, 1083, 1777, 1805, 3249, 5331, 5415, 8885, 15993, 16245, 26655, 33763, 79965, 101289, 168815, 303867, 506445, 641497, 1519335, 1924491, 3207485, 5773473, 9622455, 28867365]

約数ペア:

[(1, 28867365), (3, 9622455), (5, 5773473), (9, 3207485), (15, 1924491), (19, 1519335), (45, 641497), (57, 506445), (95, 303867), (171, 168815), (285, 101289), (361, 79965), (855, 33763), (1083, 26655), (1777, 16245), (1805, 15993), (3249, 8885), (5331, 5415)]