28342470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{72673}}^1$

素因数の和:72696

約数の個数: 32

約数和(自身を含む): 73255392

約数和(自身を除く): 44912922

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 72673, 145346, 218019, 363365, 436038, 726730, 944749, 1090095, 1889498, 2180190, 2834247, 4723745, 5668494, 9447490, 14171235, 28342470]

約数ペア:

[(1, 28342470), (2, 14171235), (3, 9447490), (5, 5668494), (6, 4723745), (10, 2834247), (13, 2180190), (15, 1889498), (26, 1090095), (30, 944749), (39, 726730), (65, 436038), (78, 363365), (130, 218019), (195, 145346), (390, 72673)]