491237814

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{1021}}^1$

素因数の和:1185

約数の個数: 64

約数和(自身を含む): 1072854720

約数和(自身を除く): 581616906

約数列:

[1, 2, 3, 6, 17, 34, 51, 53, 89, 102, 106, 159, 178, 267, 318, 534, 901, 1021, 1513, 1802, 2042, 2703, 3026, 3063, 4539, 4717, 5406, 6126, 9078, 9434, 14151, 17357, 28302, 34714, 52071, 54113, 80189, 90869, 104142, 108226, 160378, 162339, 181738, 240567, 272607, 324678, 481134, 545214, 919921, 1544773, 1839842, 2759763, 3089546, 4634319, 4816057, 5519526, 9268638, 9632114, 14448171, 28896342, 81872969, 163745938, 245618907, 491237814]

約数ペア:

[(1, 491237814), (2, 245618907), (3, 163745938), (6, 81872969), (17, 28896342), (34, 14448171), (51, 9632114), (53, 9268638), (89, 5519526), (102, 4816057), (106, 4634319), (159, 3089546), (178, 2759763), (267, 1839842), (318, 1544773), (534, 919921), (901, 545214), (1021, 481134), (1513, 324678), (1802, 272607), (2042, 240567), (2703, 181738), (3026, 162339), (3063, 160378), (4539, 108226), (4717, 104142), (5406, 90869), (6126, 80189), (9078, 54113), (9434, 52071), (14151, 34714), (17357, 28302)]