15973438

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{509}}^1$

素因数の和:612

約数の個数: 32

約数和(自身を含む): 27760320

約数和(自身を除く): 11786882

約数列:

[1, 2, 13, 17, 26, 34, 71, 142, 221, 442, 509, 923, 1018, 1207, 1846, 2414, 6617, 8653, 13234, 15691, 17306, 31382, 36139, 72278, 112489, 224978, 469807, 614363, 939614, 1228726, 7986719, 15973438]

約数ペア:

[(1, 15973438), (2, 7986719), (13, 1228726), (17, 939614), (26, 614363), (34, 469807), (71, 224978), (142, 112489), (221, 72278), (442, 36139), (509, 31382), (923, 17306), (1018, 15691), (1207, 13234), (1846, 8653), (2414, 6617)]