30621164

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{211}}^1$

素因数の和:366

約数の個数: 48

約数和(自身を含む): 63254016

約数和(自身を除く): 32632852

約数列:

[1, 2, 4, 7, 14, 28, 71, 73, 142, 146, 211, 284, 292, 422, 497, 511, 844, 994, 1022, 1477, 1988, 2044, 2954, 5183, 5908, 10366, 14981, 15403, 20732, 29962, 30806, 36281, 59924, 61612, 72562, 104867, 107821, 145124, 209734, 215642, 419468, 431284, 1093613, 2187226, 4374452, 7655291, 15310582, 30621164]

約数ペア:

[(1, 30621164), (2, 15310582), (4, 7655291), (7, 4374452), (14, 2187226), (28, 1093613), (71, 431284), (73, 419468), (142, 215642), (146, 209734), (211, 145124), (284, 107821), (292, 104867), (422, 72562), (497, 61612), (511, 59924), (844, 36281), (994, 30806), (1022, 29962), (1477, 20732), (1988, 15403), (2044, 14981), (2954, 10366), (5183, 5908)]