343590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{881}}^1$

素因数の和:904

約数の個数: 32

約数和(自身を含む): 889056

約数和(自身を除く): 545466

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 881, 1762, 2643, 4405, 5286, 8810, 11453, 13215, 22906, 26430, 34359, 57265, 68718, 114530, 171795, 343590]

約数ペア:

[(1, 343590), (2, 171795), (3, 114530), (5, 68718), (6, 57265), (10, 34359), (13, 26430), (15, 22906), (26, 13215), (30, 11453), (39, 8810), (65, 5286), (78, 4405), (130, 2643), (195, 1762), (390, 881)]