28909710

素因数分解:

$2^1\times 3^5\times 5^1\times {\mathrm{11897}}^1$

素因数の和:11919

約数の個数: 48

約数和(自身を含む): 77955696

約数和(自身を除く): 49045986

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 243, 270, 405, 486, 810, 1215, 2430, 11897, 23794, 35691, 59485, 71382, 107073, 118970, 178455, 214146, 321219, 356910, 535365, 642438, 963657, 1070730, 1606095, 1927314, 2890971, 3212190, 4818285, 5781942, 9636570, 14454855, 28909710]

約数ペア:

[(1, 28909710), (2, 14454855), (3, 9636570), (5, 5781942), (6, 4818285), (9, 3212190), (10, 2890971), (15, 1927314), (18, 1606095), (27, 1070730), (30, 963657), (45, 642438), (54, 535365), (81, 356910), (90, 321219), (135, 214146), (162, 178455), (243, 118970), (270, 107073), (405, 71382), (486, 59485), (810, 35691), (1215, 23794), (2430, 11897)]