28985652

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{463}}^1$

素因数の和:557

約数の個数: 72

約数和(自身を含む): 77016576

約数和(自身を除く): 48030924

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 47, 74, 94, 111, 141, 148, 188, 222, 282, 333, 423, 444, 463, 564, 666, 846, 926, 1332, 1389, 1692, 1739, 1852, 2778, 3478, 4167, 5217, 5556, 6956, 8334, 10434, 15651, 16668, 17131, 20868, 21761, 31302, 34262, 43522, 51393, 62604, 65283, 68524, 87044, 102786, 130566, 154179, 195849, 205572, 261132, 308358, 391698, 616716, 783396, 805157, 1610314, 2415471, 3220628, 4830942, 7246413, 9661884, 14492826, 28985652]

約数ペア:

[(1, 28985652), (2, 14492826), (3, 9661884), (4, 7246413), (6, 4830942), (9, 3220628), (12, 2415471), (18, 1610314), (36, 805157), (37, 783396), (47, 616716), (74, 391698), (94, 308358), (111, 261132), (141, 205572), (148, 195849), (188, 154179), (222, 130566), (282, 102786), (333, 87044), (423, 68524), (444, 65283), (463, 62604), (564, 51393), (666, 43522), (846, 34262), (926, 31302), (1332, 21761), (1389, 20868), (1692, 17131), (1739, 16668), (1852, 15651), (2778, 10434), (3478, 8334), (4167, 6956), (5217, 5556)]