398512812

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{991}}^1$

素因数の和:1099

約数の個数: 96

約数和(自身を含む): 1023934464

約数和(自身を除く): 625421652

約数列:

[1, 2, 3, 4, 6, 12, 23, 31, 46, 47, 62, 69, 92, 93, 94, 124, 138, 141, 186, 188, 276, 282, 372, 564, 713, 991, 1081, 1426, 1457, 1982, 2139, 2162, 2852, 2914, 2973, 3243, 3964, 4278, 4324, 4371, 5828, 5946, 6486, 8556, 8742, 11892, 12972, 17484, 22793, 30721, 33511, 45586, 46577, 61442, 67022, 68379, 91172, 92163, 93154, 100533, 122884, 134044, 136758, 139731, 184326, 186308, 201066, 273516, 279462, 368652, 402132, 558924, 706583, 1071271, 1413166, 1443887, 2119749, 2142542, 2826332, 2887774, 3213813, 4239498, 4285084, 4331661, 5775548, 6427626, 8478996, 8663322, 12855252, 17326644, 33209401, 66418802, 99628203, 132837604, 199256406, 398512812]

約数ペア:

[(1, 398512812), (2, 199256406), (3, 132837604), (4, 99628203), (6, 66418802), (12, 33209401), (23, 17326644), (31, 12855252), (46, 8663322), (47, 8478996), (62, 6427626), (69, 5775548), (92, 4331661), (93, 4285084), (94, 4239498), (124, 3213813), (138, 2887774), (141, 2826332), (186, 2142542), (188, 2119749), (276, 1443887), (282, 1413166), (372, 1071271), (564, 706583), (713, 558924), (991, 402132), (1081, 368652), (1426, 279462), (1457, 273516), (1982, 201066), (2139, 186308), (2162, 184326), (2852, 139731), (2914, 136758), (2973, 134044), (3243, 122884), (3964, 100533), (4278, 93154), (4324, 92163), (4371, 91172), (5828, 68379), (5946, 67022), (6486, 61442), (8556, 46577), (8742, 45586), (11892, 33511), (12972, 30721), (17484, 22793)]