72041223

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{263}}^1$

素因数の和:455

約数の個数: 32

約数和(自身を含む): 105380352

約数和(自身を除く): 33339129

約数列:

[1, 3, 17, 41, 51, 123, 131, 263, 393, 697, 789, 2091, 2227, 4471, 5371, 6681, 10783, 13413, 16113, 32349, 34453, 91307, 103359, 183311, 273921, 549933, 585701, 1412573, 1757103, 4237719, 24013741, 72041223]

約数ペア:

[(1, 72041223), (3, 24013741), (17, 4237719), (41, 1757103), (51, 1412573), (123, 585701), (131, 549933), (263, 273921), (393, 183311), (697, 103359), (789, 91307), (2091, 34453), (2227, 32349), (4471, 16113), (5371, 13413), (6681, 10783)]