212901812

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{659}}^1\times {\mathrm{4751}}^1$

素因数の和:5431

約数の個数: 24

約数和(自身を含む): 395176320

約数和(自身を除く): 182274508

約数列:

[1, 2, 4, 17, 34, 68, 659, 1318, 2636, 4751, 9502, 11203, 19004, 22406, 44812, 80767, 161534, 323068, 3130909, 6261818, 12523636, 53225453, 106450906, 212901812]

約数ペア:

[(1, 212901812), (2, 106450906), (4, 53225453), (17, 12523636), (34, 6261818), (68, 3130909), (659, 323068), (1318, 161534), (2636, 80767), (4751, 44812), (9502, 22406), (11203, 19004)]