389518038

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2557}}^1$

素因数の和:2619

約数の個数: 128

約数和(自身を含む): 1100144640

約数和(自身を除く): 710626602

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 31, 39, 42, 54, 62, 63, 78, 91, 93, 117, 126, 182, 186, 189, 217, 234, 273, 279, 351, 378, 403, 434, 546, 558, 651, 702, 806, 819, 837, 1209, 1302, 1638, 1674, 1953, 2418, 2457, 2557, 2821, 3627, 3906, 4914, 5114, 5642, 5859, 7254, 7671, 8463, 10881, 11718, 15342, 16926, 17899, 21762, 23013, 25389, 33241, 35798, 46026, 50778, 53697, 66482, 69039, 76167, 79267, 99723, 107394, 138078, 152334, 158534, 161091, 199446, 232687, 237801, 299169, 322182, 465374, 475602, 483273, 554869, 598338, 698061, 713403, 897507, 966546, 1030471, 1109738, 1396122, 1426806, 1664607, 1795014, 2060942, 2094183, 2140209, 3091413, 3329214, 4188366, 4280418, 4993821, 6182826, 6282549, 7213297, 9274239, 9987642, 12565098, 14426594, 14981463, 18548478, 21639891, 27822717, 29962926, 43279782, 55645434, 64919673, 129839346, 194759019, 389518038]

約数ペア:

[(1, 389518038), (2, 194759019), (3, 129839346), (6, 64919673), (7, 55645434), (9, 43279782), (13, 29962926), (14, 27822717), (18, 21639891), (21, 18548478), (26, 14981463), (27, 14426594), (31, 12565098), (39, 9987642), (42, 9274239), (54, 7213297), (62, 6282549), (63, 6182826), (78, 4993821), (91, 4280418), (93, 4188366), (117, 3329214), (126, 3091413), (182, 2140209), (186, 2094183), (189, 2060942), (217, 1795014), (234, 1664607), (273, 1426806), (279, 1396122), (351, 1109738), (378, 1030471), (403, 966546), (434, 897507), (546, 713403), (558, 698061), (651, 598338), (702, 554869), (806, 483273), (819, 475602), (837, 465374), (1209, 322182), (1302, 299169), (1638, 237801), (1674, 232687), (1953, 199446), (2418, 161091), (2457, 158534), (2557, 152334), (2821, 138078), (3627, 107394), (3906, 99723), (4914, 79267), (5114, 76167), (5642, 69039), (5859, 66482), (7254, 53697), (7671, 50778), (8463, 46026), (10881, 35798), (11718, 33241), (15342, 25389), (16926, 23013), (17899, 21762)]