39908904

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1$

素因数の和:223

約数の個数: 128

約数和(自身を含む): 120422400

約数和(自身を除く): 80513496

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 31, 42, 56, 62, 79, 84, 93, 97, 124, 158, 168, 186, 194, 217, 237, 248, 291, 316, 372, 388, 434, 474, 553, 582, 632, 651, 679, 744, 776, 868, 948, 1106, 1164, 1302, 1358, 1659, 1736, 1896, 2037, 2212, 2328, 2449, 2604, 2716, 3007, 3318, 4074, 4424, 4898, 5208, 5432, 6014, 6636, 7347, 7663, 8148, 9021, 9796, 12028, 13272, 14694, 15326, 16296, 17143, 18042, 19592, 21049, 22989, 24056, 29388, 30652, 34286, 36084, 42098, 45978, 51429, 53641, 58776, 61304, 63147, 68572, 72168, 84196, 91956, 102858, 107282, 126294, 137144, 160923, 168392, 183912, 205716, 214564, 237553, 252588, 321846, 411432, 429128, 475106, 505176, 643692, 712659, 950212, 1287384, 1425318, 1662871, 1900424, 2850636, 3325742, 4988613, 5701272, 6651484, 9977226, 13302968, 19954452, 39908904]

約数ペア:

[(1, 39908904), (2, 19954452), (3, 13302968), (4, 9977226), (6, 6651484), (7, 5701272), (8, 4988613), (12, 3325742), (14, 2850636), (21, 1900424), (24, 1662871), (28, 1425318), (31, 1287384), (42, 950212), (56, 712659), (62, 643692), (79, 505176), (84, 475106), (93, 429128), (97, 411432), (124, 321846), (158, 252588), (168, 237553), (186, 214564), (194, 205716), (217, 183912), (237, 168392), (248, 160923), (291, 137144), (316, 126294), (372, 107282), (388, 102858), (434, 91956), (474, 84196), (553, 72168), (582, 68572), (632, 63147), (651, 61304), (679, 58776), (744, 53641), (776, 51429), (868, 45978), (948, 42098), (1106, 36084), (1164, 34286), (1302, 30652), (1358, 29388), (1659, 24056), (1736, 22989), (1896, 21049), (2037, 19592), (2212, 18042), (2328, 17143), (2449, 16296), (2604, 15326), (2716, 14694), (3007, 13272), (3318, 12028), (4074, 9796), (4424, 9021), (4898, 8148), (5208, 7663), (5432, 7347), (6014, 6636)]