123231030

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{315977}}^1$

素因数の和:316000

約数の個数: 32

約数和(自身を含む): 318505824

約数和(自身を除く): 195274794

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 315977, 631954, 947931, 1579885, 1895862, 3159770, 4107701, 4739655, 8215402, 9479310, 12323103, 20538505, 24646206, 41077010, 61615515, 123231030]

約数ペア:

[(1, 123231030), (2, 61615515), (3, 41077010), (5, 24646206), (6, 20538505), (10, 12323103), (13, 9479310), (15, 8215402), (26, 4739655), (30, 4107701), (39, 3159770), (65, 1895862), (78, 1579885), (130, 947931), (195, 631954), (390, 315977)]