86990772

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{181}}^1\times {\mathrm{331}}^1$

素因数の和:541

約数の個数: 72

約数和(自身を含む): 225018976

約数和(自身を除く): 138028204

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 121, 132, 181, 242, 331, 362, 363, 484, 543, 662, 724, 726, 993, 1086, 1324, 1452, 1986, 1991, 2172, 3641, 3972, 3982, 5973, 7282, 7964, 10923, 11946, 14564, 21846, 21901, 23892, 40051, 43692, 43802, 59911, 65703, 80102, 87604, 119822, 120153, 131406, 160204, 179733, 239644, 240306, 262812, 359466, 480612, 659021, 718932, 1318042, 1977063, 2636084, 3954126, 7249231, 7908252, 14498462, 21747693, 28996924, 43495386, 86990772]

約数ペア:

[(1, 86990772), (2, 43495386), (3, 28996924), (4, 21747693), (6, 14498462), (11, 7908252), (12, 7249231), (22, 3954126), (33, 2636084), (44, 1977063), (66, 1318042), (121, 718932), (132, 659021), (181, 480612), (242, 359466), (331, 262812), (362, 240306), (363, 239644), (484, 179733), (543, 160204), (662, 131406), (724, 120153), (726, 119822), (993, 87604), (1086, 80102), (1324, 65703), (1452, 59911), (1986, 43802), (1991, 43692), (2172, 40051), (3641, 23892), (3972, 21901), (3982, 21846), (5973, 14564), (7282, 11946), (7964, 10923)]