2013278895

素因数分解:

$3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{216133}}^1$

素因数の和:216173

約数の個数: 40

約数和(自身を含む): 3765918816

約数和(自身を除く): 1752639921

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 81, 115, 135, 207, 345, 405, 621, 1035, 1863, 3105, 9315, 216133, 648399, 1080665, 1945197, 3241995, 4971059, 5835591, 9725985, 14913177, 17506773, 24855295, 29177955, 44739531, 74565885, 87533865, 134218593, 223697655, 402655779, 671092965, 2013278895]

約数ペア:

[(1, 2013278895), (3, 671092965), (5, 402655779), (9, 223697655), (15, 134218593), (23, 87533865), (27, 74565885), (45, 44739531), (69, 29177955), (81, 24855295), (115, 17506773), (135, 14913177), (207, 9725985), (345, 5835591), (405, 4971059), (621, 3241995), (1035, 1945197), (1863, 1080665), (3105, 648399), (9315, 216133)]