8972172

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{163}}^1$

素因数の和:323

約数の個数: 72

約数和(自身を含む): 25072320

約数和(自身を除く): 16100148

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 139, 163, 198, 278, 326, 396, 417, 489, 556, 652, 834, 978, 1251, 1467, 1529, 1668, 1793, 1956, 2502, 2934, 3058, 3586, 4587, 5004, 5379, 5868, 6116, 7172, 9174, 10758, 13761, 16137, 18348, 21516, 22657, 27522, 32274, 45314, 55044, 64548, 67971, 90628, 135942, 203913, 249227, 271884, 407826, 498454, 747681, 815652, 996908, 1495362, 2243043, 2990724, 4486086, 8972172]

約数ペア:

[(1, 8972172), (2, 4486086), (3, 2990724), (4, 2243043), (6, 1495362), (9, 996908), (11, 815652), (12, 747681), (18, 498454), (22, 407826), (33, 271884), (36, 249227), (44, 203913), (66, 135942), (99, 90628), (132, 67971), (139, 64548), (163, 55044), (198, 45314), (278, 32274), (326, 27522), (396, 22657), (417, 21516), (489, 18348), (556, 16137), (652, 13761), (834, 10758), (978, 9174), (1251, 7172), (1467, 6116), (1529, 5868), (1668, 5379), (1793, 5004), (1956, 4587), (2502, 3586), (2934, 3058)]