1638936

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1$

素因数の和:145

約数の個数: 96

約数和(自身を含む): 5110560

約数和(自身を除く): 3471624

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 17, 18, 24, 26, 34, 36, 39, 51, 52, 68, 72, 78, 102, 103, 104, 117, 136, 153, 156, 204, 206, 221, 234, 306, 309, 312, 408, 412, 442, 468, 612, 618, 663, 824, 884, 927, 936, 1224, 1236, 1326, 1339, 1751, 1768, 1854, 1989, 2472, 2652, 2678, 3502, 3708, 3978, 4017, 5253, 5304, 5356, 7004, 7416, 7956, 8034, 10506, 10712, 12051, 14008, 15759, 15912, 16068, 21012, 22763, 24102, 31518, 32136, 42024, 45526, 48204, 63036, 68289, 91052, 96408, 126072, 136578, 182104, 204867, 273156, 409734, 546312, 819468, 1638936]

約数ペア:

[(1, 1638936), (2, 819468), (3, 546312), (4, 409734), (6, 273156), (8, 204867), (9, 182104), (12, 136578), (13, 126072), (17, 96408), (18, 91052), (24, 68289), (26, 63036), (34, 48204), (36, 45526), (39, 42024), (51, 32136), (52, 31518), (68, 24102), (72, 22763), (78, 21012), (102, 16068), (103, 15912), (104, 15759), (117, 14008), (136, 12051), (153, 10712), (156, 10506), (204, 8034), (206, 7956), (221, 7416), (234, 7004), (306, 5356), (309, 5304), (312, 5253), (408, 4017), (412, 3978), (442, 3708), (468, 3502), (612, 2678), (618, 2652), (663, 2472), (824, 1989), (884, 1854), (927, 1768), (936, 1751), (1224, 1339), (1236, 1326)]