1387663498

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{3307}}^1\times {\mathrm{16139}}^1$

素因数の和:19461

約数の個数: 16

約数和(自身を含む): 2242427040

約数和(自身を除く): 854763542

約数列:

[1, 2, 13, 26, 3307, 6614, 16139, 32278, 42991, 85982, 209807, 419614, 53371673, 106743346, 693831749, 1387663498]

約数ペア:

[(1, 1387663498), (2, 693831749), (13, 106743346), (26, 53371673), (3307, 419614), (6614, 209807), (16139, 85982), (32278, 42991)]