1228185

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{557}}^1$

素因数の和:582

約数の個数: 36

約数和(自身を含む): 2480868

約数和(自身を除く): 1252683

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 147, 245, 315, 441, 557, 735, 1671, 2205, 2785, 3899, 5013, 8355, 11697, 19495, 25065, 27293, 35091, 58485, 81879, 136465, 175455, 245637, 409395, 1228185]

約数ペア:

[(1, 1228185), (3, 409395), (5, 245637), (7, 175455), (9, 136465), (15, 81879), (21, 58485), (35, 35091), (45, 27293), (49, 25065), (63, 19495), (105, 11697), (147, 8355), (245, 5013), (315, 3899), (441, 2785), (557, 2205), (735, 1671)]