156645387

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1$

素因数の和:245

約数の個数: 64

約数和(自身を含む): 255590400

約数和(自身を除く): 98945013

約数列:

[1, 3, 9, 23, 27, 31, 69, 79, 93, 103, 207, 237, 279, 309, 621, 711, 713, 837, 927, 1817, 2133, 2139, 2369, 2449, 2781, 3193, 5451, 6417, 7107, 7347, 8137, 9579, 16353, 19251, 21321, 22041, 24411, 28737, 49059, 56327, 63963, 66123, 73233, 73439, 86211, 168981, 187151, 219699, 220317, 252247, 506943, 561453, 660951, 756741, 1520829, 1684359, 1982853, 2270223, 5053077, 5801681, 6810669, 17405043, 52215129, 156645387]

約数ペア:

[(1, 156645387), (3, 52215129), (9, 17405043), (23, 6810669), (27, 5801681), (31, 5053077), (69, 2270223), (79, 1982853), (93, 1684359), (103, 1520829), (207, 756741), (237, 660951), (279, 561453), (309, 506943), (621, 252247), (711, 220317), (713, 219699), (837, 187151), (927, 168981), (1817, 86211), (2133, 73439), (2139, 73233), (2369, 66123), (2449, 63963), (2781, 56327), (3193, 49059), (5451, 28737), (6417, 24411), (7107, 22041), (7347, 21321), (8137, 19251), (9579, 16353)]