81967676

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{7487}}^1$

素因数の和:7538

約数の個数: 48

約数和(自身を含む): 181149696

約数和(自身を除く): 99182020

約数列:

[1, 2, 4, 7, 14, 17, 23, 28, 34, 46, 68, 92, 119, 161, 238, 322, 391, 476, 644, 782, 1564, 2737, 5474, 7487, 10948, 14974, 29948, 52409, 104818, 127279, 172201, 209636, 254558, 344402, 509116, 688804, 890953, 1205407, 1781906, 2410814, 2927417, 3563812, 4821628, 5854834, 11709668, 20491919, 40983838, 81967676]

約数ペア:

[(1, 81967676), (2, 40983838), (4, 20491919), (7, 11709668), (14, 5854834), (17, 4821628), (23, 3563812), (28, 2927417), (34, 2410814), (46, 1781906), (68, 1205407), (92, 890953), (119, 688804), (161, 509116), (238, 344402), (322, 254558), (391, 209636), (476, 172201), (644, 127279), (782, 104818), (1564, 52409), (2737, 29948), (5474, 14974), (7487, 10948)]