231668172

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{233}}^1\times {\mathrm{389}}^1$

素因数の和:703

約数の個数: 72

約数和(自身を含む): 597935520

約数和(自身を除く): 366267348

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 142, 213, 233, 284, 389, 426, 466, 639, 699, 778, 852, 932, 1167, 1278, 1398, 1556, 2097, 2334, 2556, 2796, 3501, 4194, 4668, 7002, 8388, 14004, 16543, 27619, 33086, 49629, 55238, 66172, 82857, 90637, 99258, 110476, 148887, 165714, 181274, 198516, 248571, 271911, 297774, 331428, 362548, 497142, 543822, 595548, 815733, 994284, 1087644, 1631466, 3262932, 6435227, 12870454, 19305681, 25740908, 38611362, 57917043, 77222724, 115834086, 231668172]

約数ペア:

[(1, 231668172), (2, 115834086), (3, 77222724), (4, 57917043), (6, 38611362), (9, 25740908), (12, 19305681), (18, 12870454), (36, 6435227), (71, 3262932), (142, 1631466), (213, 1087644), (233, 994284), (284, 815733), (389, 595548), (426, 543822), (466, 497142), (639, 362548), (699, 331428), (778, 297774), (852, 271911), (932, 248571), (1167, 198516), (1278, 181274), (1398, 165714), (1556, 148887), (2097, 110476), (2334, 99258), (2556, 90637), (2796, 82857), (3501, 66172), (4194, 55238), (4668, 49629), (7002, 33086), (8388, 27619), (14004, 16543)]