28158195

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{733}}^1$

素因数の和:951

約数の個数: 32

約数和(自身を含む): 48831552

約数和(自身を除く): 20673357

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 197, 591, 733, 985, 2199, 2561, 2955, 3665, 7683, 9529, 10995, 12805, 28587, 38415, 47645, 142935, 144401, 433203, 722005, 1877213, 2166015, 5631639, 9386065, 28158195]

約数ペア:

[(1, 28158195), (3, 9386065), (5, 5631639), (13, 2166015), (15, 1877213), (39, 722005), (65, 433203), (195, 144401), (197, 142935), (591, 47645), (733, 38415), (985, 28587), (2199, 12805), (2561, 10995), (2955, 9529), (3665, 7683)]