211380910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{523}}^1\times {\mathrm{3109}}^1$

素因数の和:3652

約数の個数: 32

約数和(自身を含む): 410669280

約数和(自身を除く): 199288370

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 523, 1046, 2615, 3109, 5230, 6218, 6799, 13598, 15545, 31090, 33995, 40417, 67990, 80834, 202085, 404170, 1626007, 3252014, 8130035, 16260070, 21138091, 42276182, 105690455, 211380910]

約数ペア:

[(1, 211380910), (2, 105690455), (5, 42276182), (10, 21138091), (13, 16260070), (26, 8130035), (65, 3252014), (130, 1626007), (523, 404170), (1046, 202085), (2615, 80834), (3109, 67990), (5230, 40417), (6218, 33995), (6799, 31090), (13598, 15545)]