1868239827

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1\times {\mathrm{557}}^1$

素因数の和:844

約数の個数: 48

約数和(自身を含む): 2851692480

約数和(自身を除く): 983452653

約数列:

[1, 3, 9, 29, 71, 87, 181, 213, 261, 543, 557, 639, 1629, 1671, 2059, 5013, 5249, 6177, 12851, 15747, 16153, 18531, 38553, 39547, 47241, 48459, 100817, 115659, 118641, 145377, 302451, 355923, 372679, 907353, 1118037, 1146863, 2923693, 3354111, 3440589, 7158007, 8771079, 10321767, 21474021, 26313237, 64422063, 207582203, 622746609, 1868239827]

約数ペア:

[(1, 1868239827), (3, 622746609), (9, 207582203), (29, 64422063), (71, 26313237), (87, 21474021), (181, 10321767), (213, 8771079), (261, 7158007), (543, 3440589), (557, 3354111), (639, 2923693), (1629, 1146863), (1671, 1118037), (2059, 907353), (5013, 372679), (5249, 355923), (6177, 302451), (12851, 145377), (15747, 118641), (16153, 115659), (18531, 100817), (38553, 48459), (39547, 47241)]