28925068

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{167}}^1$

素因数の和:286

約数の個数: 48

約数和(自身を含む): 55883520

約数和(自身を除く): 26958452

約数列:

[1, 2, 4, 19, 38, 43, 53, 76, 86, 106, 167, 172, 212, 334, 668, 817, 1007, 1634, 2014, 2279, 3173, 3268, 4028, 4558, 6346, 7181, 8851, 9116, 12692, 14362, 17702, 28724, 35404, 43301, 86602, 136439, 168169, 173204, 272878, 336338, 380593, 545756, 672676, 761186, 1522372, 7231267, 14462534, 28925068]

約数ペア:

[(1, 28925068), (2, 14462534), (4, 7231267), (19, 1522372), (38, 761186), (43, 672676), (53, 545756), (76, 380593), (86, 336338), (106, 272878), (167, 173204), (172, 168169), (212, 136439), (334, 86602), (668, 43301), (817, 35404), (1007, 28724), (1634, 17702), (2014, 14362), (2279, 12692), (3173, 9116), (3268, 8851), (4028, 7181), (4558, 6346)]