388771806

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{4783}}^1$

素因数の和:4861

約数の個数: 64

約数和(自身を含む): 881786880

約数和(自身を除く): 493015074

約数列:

[1, 2, 3, 6, 19, 23, 31, 38, 46, 57, 62, 69, 93, 114, 138, 186, 437, 589, 713, 874, 1178, 1311, 1426, 1767, 2139, 2622, 3534, 4278, 4783, 9566, 13547, 14349, 27094, 28698, 40641, 81282, 90877, 110009, 148273, 181754, 220018, 272631, 296546, 330027, 444819, 545262, 660054, 889638, 2090171, 2817187, 3410279, 4180342, 5634374, 6270513, 6820558, 8451561, 10230837, 12541026, 16903122, 20461674, 64795301, 129590602, 194385903, 388771806]

約数ペア:

[(1, 388771806), (2, 194385903), (3, 129590602), (6, 64795301), (19, 20461674), (23, 16903122), (31, 12541026), (38, 10230837), (46, 8451561), (57, 6820558), (62, 6270513), (69, 5634374), (93, 4180342), (114, 3410279), (138, 2817187), (186, 2090171), (437, 889638), (589, 660054), (713, 545262), (874, 444819), (1178, 330027), (1311, 296546), (1426, 272631), (1767, 220018), (2139, 181754), (2622, 148273), (3534, 110009), (4278, 90877), (4783, 81282), (9566, 40641), (13547, 28698), (14349, 27094)]