13263315

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{4001}}^1$

素因数の和:4039

約数の個数: 32

約数和(自身を含む): 24204096

約数和(自身を除く): 10940781

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 195, 221, 255, 663, 1105, 3315, 4001, 12003, 20005, 52013, 60015, 68017, 156039, 204051, 260065, 340085, 780195, 884221, 1020255, 2652663, 4421105, 13263315]

約数ペア:

[(1, 13263315), (3, 4421105), (5, 2652663), (13, 1020255), (15, 884221), (17, 780195), (39, 340085), (51, 260065), (65, 204051), (85, 156039), (195, 68017), (221, 60015), (255, 52013), (663, 20005), (1105, 12003), (3315, 4001)]