1213264

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{307}}^1$

素因数の和:347

約数の個数: 40

約数和(自身を含む): 2673440

約数和(自身を除く): 1460176

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 307, 494, 614, 988, 1228, 1976, 2456, 3952, 3991, 4912, 5833, 7982, 11666, 15964, 23332, 31928, 46664, 63856, 75829, 93328, 151658, 303316, 606632, 1213264]

約数ペア:

[(1, 1213264), (2, 606632), (4, 303316), (8, 151658), (13, 93328), (16, 75829), (19, 63856), (26, 46664), (38, 31928), (52, 23332), (76, 15964), (104, 11666), (152, 7982), (208, 5833), (247, 4912), (304, 3991), (307, 3952), (494, 2456), (614, 1976), (988, 1228)]