313975870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{8243}}^1$

素因数の和:8556

約数の個数: 32

約数和(自身を含む): 610781472

約数和(自身を除く): 296805602

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 293, 586, 1465, 2930, 3809, 7618, 8243, 16486, 19045, 38090, 41215, 82430, 107159, 214318, 535795, 1071590, 2415199, 4830398, 12075995, 24151990, 31397587, 62795174, 156987935, 313975870]

約数ペア:

[(1, 313975870), (2, 156987935), (5, 62795174), (10, 31397587), (13, 24151990), (26, 12075995), (65, 4830398), (130, 2415199), (293, 1071590), (586, 535795), (1465, 214318), (2930, 107159), (3809, 82430), (7618, 41215), (8243, 38090), (16486, 19045)]