141820028

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{269}}^1\times {\mathrm{991}}^1$

素因数の和:1290

約数の個数: 48

約数和(自身を含む): 299980800

約数和(自身を除く): 158160772

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 269, 532, 538, 991, 1076, 1883, 1982, 3766, 3964, 5111, 6937, 7532, 10222, 13874, 18829, 20444, 27748, 35777, 37658, 71554, 75316, 131803, 143108, 263606, 266579, 527212, 533158, 1066316, 1866053, 3732106, 5065001, 7464212, 10130002, 20260004, 35455007, 70910014, 141820028]

約数ペア:

[(1, 141820028), (2, 70910014), (4, 35455007), (7, 20260004), (14, 10130002), (19, 7464212), (28, 5065001), (38, 3732106), (76, 1866053), (133, 1066316), (266, 533158), (269, 527212), (532, 266579), (538, 263606), (991, 143108), (1076, 131803), (1883, 75316), (1982, 71554), (3766, 37658), (3964, 35777), (5111, 27748), (6937, 20444), (7532, 18829), (10222, 13874)]