742905405

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{21751}}^1$

素因数の和:21799

約数の個数: 64

約数和(自身を含む): 1503498240

約数和(自身を除く): 760592835

約数列:

[1, 3, 5, 9, 11, 15, 23, 27, 33, 45, 55, 69, 99, 115, 135, 165, 207, 253, 297, 345, 495, 621, 759, 1035, 1265, 1485, 2277, 3105, 3795, 6831, 11385, 21751, 34155, 65253, 108755, 195759, 239261, 326265, 500273, 587277, 717783, 978795, 1196305, 1500819, 2153349, 2501365, 2936385, 3588915, 4502457, 5503003, 6460047, 7504095, 10766745, 13507371, 16509009, 22512285, 27515015, 32300235, 49527027, 67536855, 82545045, 148581081, 247635135, 742905405]

約数ペア:

[(1, 742905405), (3, 247635135), (5, 148581081), (9, 82545045), (11, 67536855), (15, 49527027), (23, 32300235), (27, 27515015), (33, 22512285), (45, 16509009), (55, 13507371), (69, 10766745), (99, 7504095), (115, 6460047), (135, 5503003), (165, 4502457), (207, 3588915), (253, 2936385), (297, 2501365), (345, 2153349), (495, 1500819), (621, 1196305), (759, 978795), (1035, 717783), (1265, 587277), (1485, 500273), (2277, 326265), (3105, 239261), (3795, 195759), (6831, 108755), (11385, 65253), (21751, 34155)]