28051530

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{4231}}^1$

素因数の和:4271

約数の個数: 64

約数和(自身を含む): 76785408

約数和(自身を除く): 48733878

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 17, 26, 30, 34, 39, 51, 65, 78, 85, 102, 130, 170, 195, 221, 255, 390, 442, 510, 663, 1105, 1326, 2210, 3315, 4231, 6630, 8462, 12693, 21155, 25386, 42310, 55003, 63465, 71927, 110006, 126930, 143854, 165009, 215781, 275015, 330018, 359635, 431562, 550030, 719270, 825045, 935051, 1078905, 1650090, 1870102, 2157810, 2805153, 4675255, 5610306, 9350510, 14025765, 28051530]

約数ペア:

[(1, 28051530), (2, 14025765), (3, 9350510), (5, 5610306), (6, 4675255), (10, 2805153), (13, 2157810), (15, 1870102), (17, 1650090), (26, 1078905), (30, 935051), (34, 825045), (39, 719270), (51, 550030), (65, 431562), (78, 359635), (85, 330018), (102, 275015), (130, 215781), (170, 165009), (195, 143854), (221, 126930), (255, 110006), (390, 71927), (442, 63465), (510, 55003), (663, 42310), (1105, 25386), (1326, 21155), (2210, 12693), (3315, 8462), (4231, 6630)]