1638390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4201}}^1$

素因数の和:4224

約数の個数: 32

約数和(自身を含む): 4235616

約数和(自身を除く): 2597226

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 4201, 8402, 12603, 21005, 25206, 42010, 54613, 63015, 109226, 126030, 163839, 273065, 327678, 546130, 819195, 1638390]

約数ペア:

[(1, 1638390), (2, 819195), (3, 546130), (5, 327678), (6, 273065), (10, 163839), (13, 126030), (15, 109226), (26, 63015), (30, 54613), (39, 42010), (65, 25206), (78, 21005), (130, 12603), (195, 8402), (390, 4201)]