28299152

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{167}}^1$

素因数の和:288

約数の個数: 80

約数和(自身を含む): 67495680

約数和(自身を除く): 39196528

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 89, 112, 119, 136, 167, 178, 238, 272, 334, 356, 476, 623, 668, 712, 952, 1169, 1246, 1336, 1424, 1513, 1904, 2338, 2492, 2672, 2839, 3026, 4676, 4984, 5678, 6052, 9352, 9968, 10591, 11356, 12104, 14863, 18704, 19873, 21182, 22712, 24208, 29726, 39746, 42364, 45424, 59452, 79492, 84728, 104041, 118904, 158984, 169456, 208082, 237808, 252671, 317968, 416164, 505342, 832328, 1010684, 1664656, 1768697, 2021368, 3537394, 4042736, 7074788, 14149576, 28299152]

約数ペア:

[(1, 28299152), (2, 14149576), (4, 7074788), (7, 4042736), (8, 3537394), (14, 2021368), (16, 1768697), (17, 1664656), (28, 1010684), (34, 832328), (56, 505342), (68, 416164), (89, 317968), (112, 252671), (119, 237808), (136, 208082), (167, 169456), (178, 158984), (238, 118904), (272, 104041), (334, 84728), (356, 79492), (476, 59452), (623, 45424), (668, 42364), (712, 39746), (952, 29726), (1169, 24208), (1246, 22712), (1336, 21182), (1424, 19873), (1513, 18704), (1904, 14863), (2338, 12104), (2492, 11356), (2672, 10591), (2839, 9968), (3026, 9352), (4676, 6052), (4984, 5678)]