218298210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{559739}}^1$

素因数の和:559762

約数の個数: 32

約数和(自身を含む): 564217920

約数和(自身を除く): 345919710

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 559739, 1119478, 1679217, 2798695, 3358434, 5597390, 7276607, 8396085, 14553214, 16792170, 21829821, 36383035, 43659642, 72766070, 109149105, 218298210]

約数ペア:

[(1, 218298210), (2, 109149105), (3, 72766070), (5, 43659642), (6, 36383035), (10, 21829821), (13, 16792170), (15, 14553214), (26, 8396085), (30, 7276607), (39, 5597390), (65, 3358434), (78, 2798695), (130, 1679217), (195, 1119478), (390, 559739)]