216717477

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{3119}}^1$

素因数の和:3217

約数の個数: 32

約数和(自身を含む): 323481600

約数和(自身を除く): 106764123

約数列:

[1, 3, 19, 23, 53, 57, 69, 159, 437, 1007, 1219, 1311, 3021, 3119, 3657, 9357, 23161, 59261, 69483, 71737, 165307, 177783, 215211, 495921, 1363003, 3140833, 3802061, 4089009, 9422499, 11406183, 72239159, 216717477]

約数ペア:

[(1, 216717477), (3, 72239159), (19, 11406183), (23, 9422499), (53, 4089009), (57, 3802061), (69, 3140833), (159, 1363003), (437, 495921), (1007, 215211), (1219, 177783), (1311, 165307), (3021, 71737), (3119, 69483), (3657, 59261), (9357, 23161)]