12639276

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{239}}^1$

素因数の和:375

約数の個数: 72

約数和(自身を含む): 34856640

約数和(自身を除く): 22217364

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 113, 117, 156, 226, 234, 239, 339, 452, 468, 478, 678, 717, 956, 1017, 1356, 1434, 1469, 2034, 2151, 2868, 2938, 3107, 4068, 4302, 4407, 5876, 6214, 8604, 8814, 9321, 12428, 13221, 17628, 18642, 26442, 27007, 27963, 37284, 52884, 54014, 55926, 81021, 108028, 111852, 162042, 243063, 324084, 351091, 486126, 702182, 972252, 1053273, 1404364, 2106546, 3159819, 4213092, 6319638, 12639276]

約数ペア:

[(1, 12639276), (2, 6319638), (3, 4213092), (4, 3159819), (6, 2106546), (9, 1404364), (12, 1053273), (13, 972252), (18, 702182), (26, 486126), (36, 351091), (39, 324084), (52, 243063), (78, 162042), (113, 111852), (117, 108028), (156, 81021), (226, 55926), (234, 54014), (239, 52884), (339, 37284), (452, 27963), (468, 27007), (478, 26442), (678, 18642), (717, 17628), (956, 13221), (1017, 12428), (1356, 9321), (1434, 8814), (1469, 8604), (2034, 6214), (2151, 5876), (2868, 4407), (2938, 4302), (3107, 4068)]