87448395

素因数分解:

$3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{191}}^1\times {\mathrm{233}}^1$

素因数の和:563

約数の個数: 32

約数和(自身を含む): 142331904

約数和(自身を除く): 54883509

約数列:

[1, 3, 5, 15, 131, 191, 233, 393, 573, 655, 699, 955, 1165, 1965, 2865, 3495, 25021, 30523, 44503, 75063, 91569, 125105, 133509, 152615, 222515, 375315, 457845, 667545, 5829893, 17489679, 29149465, 87448395]

約数ペア:

[(1, 87448395), (3, 29149465), (5, 17489679), (15, 5829893), (131, 667545), (191, 457845), (233, 375315), (393, 222515), (573, 152615), (655, 133509), (699, 125105), (955, 91569), (1165, 75063), (1965, 44503), (2865, 30523), (3495, 25021)]