129321972

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{2017}}^1$

素因数の和:2177

約数の個数: 72

約数和(自身を含む): 354788616

約数和(自身を除く): 225466644

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 137, 156, 234, 274, 411, 468, 548, 822, 1233, 1644, 1781, 2017, 2466, 3562, 4034, 4932, 5343, 6051, 7124, 8068, 10686, 12102, 16029, 18153, 21372, 24204, 26221, 32058, 36306, 52442, 64116, 72612, 78663, 104884, 157326, 235989, 276329, 314652, 471978, 552658, 828987, 943956, 1105316, 1657974, 2486961, 3315948, 3592277, 4973922, 7184554, 9947844, 10776831, 14369108, 21553662, 32330493, 43107324, 64660986, 129321972]

約数ペア:

[(1, 129321972), (2, 64660986), (3, 43107324), (4, 32330493), (6, 21553662), (9, 14369108), (12, 10776831), (13, 9947844), (18, 7184554), (26, 4973922), (36, 3592277), (39, 3315948), (52, 2486961), (78, 1657974), (117, 1105316), (137, 943956), (156, 828987), (234, 552658), (274, 471978), (411, 314652), (468, 276329), (548, 235989), (822, 157326), (1233, 104884), (1644, 78663), (1781, 72612), (2017, 64116), (2466, 52442), (3562, 36306), (4034, 32058), (4932, 26221), (5343, 24204), (6051, 21372), (7124, 18153), (8068, 16029), (10686, 12102)]