30870658

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2389}}^1$

素因数の和:2482

約数の個数: 32

約数和(自身を含む): 57818880

約数和(自身を除く): 26948222

約数列:

[1, 2, 7, 13, 14, 26, 71, 91, 142, 182, 497, 923, 994, 1846, 2389, 4778, 6461, 12922, 16723, 31057, 33446, 62114, 169619, 217399, 339238, 434798, 1187333, 2205047, 2374666, 4410094, 15435329, 30870658]

約数ペア:

[(1, 30870658), (2, 15435329), (7, 4410094), (13, 2374666), (14, 2205047), (26, 1187333), (71, 434798), (91, 339238), (142, 217399), (182, 169619), (497, 62114), (923, 33446), (994, 31057), (1846, 16723), (2389, 12922), (4778, 6461)]