18360153

素因数分解:

$3^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:147

約数の個数: 72

約数和(自身を含む): 34145280

約数和(自身を除く): 15785127

約数列:

[1, 3, 7, 9, 17, 21, 31, 49, 51, 63, 79, 93, 119, 147, 153, 217, 237, 279, 357, 441, 527, 553, 651, 711, 833, 1071, 1343, 1519, 1581, 1659, 1953, 2449, 2499, 3689, 3871, 4029, 4557, 4743, 4977, 7347, 7497, 9401, 11067, 11613, 12087, 13671, 17143, 22041, 25823, 28203, 33201, 34839, 41633, 51429, 65807, 77469, 84609, 120001, 124899, 154287, 197421, 232407, 291431, 360003, 374697, 592263, 874293, 1080009, 2040017, 2622879, 6120051, 18360153]

約数ペア:

[(1, 18360153), (3, 6120051), (7, 2622879), (9, 2040017), (17, 1080009), (21, 874293), (31, 592263), (49, 374697), (51, 360003), (63, 291431), (79, 232407), (93, 197421), (119, 154287), (147, 124899), (153, 120001), (217, 84609), (237, 77469), (279, 65807), (357, 51429), (441, 41633), (527, 34839), (553, 33201), (651, 28203), (711, 25823), (833, 22041), (1071, 17143), (1343, 13671), (1519, 12087), (1581, 11613), (1659, 11067), (1953, 9401), (2449, 7497), (2499, 7347), (3689, 4977), (3871, 4743), (4029, 4557)]