78871086

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{223}}^1\times {\mathrm{401}}^1$

素因数の和:646

約数の個数: 72

約数和(自身を含む): 200176704

約数和(自身を除く): 121305618

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 223, 294, 401, 441, 446, 669, 802, 882, 1203, 1338, 1561, 2007, 2406, 2807, 3122, 3609, 4014, 4683, 5614, 7218, 8421, 9366, 10927, 14049, 16842, 19649, 21854, 25263, 28098, 32781, 39298, 50526, 58947, 65562, 89423, 98343, 117894, 176841, 178846, 196686, 268269, 353682, 536538, 625961, 804807, 1251922, 1609614, 1877883, 3755766, 4381727, 5633649, 8763454, 11267298, 13145181, 26290362, 39435543, 78871086]

約数ペア:

[(1, 78871086), (2, 39435543), (3, 26290362), (6, 13145181), (7, 11267298), (9, 8763454), (14, 5633649), (18, 4381727), (21, 3755766), (42, 1877883), (49, 1609614), (63, 1251922), (98, 804807), (126, 625961), (147, 536538), (223, 353682), (294, 268269), (401, 196686), (441, 178846), (446, 176841), (669, 117894), (802, 98343), (882, 89423), (1203, 65562), (1338, 58947), (1561, 50526), (2007, 39298), (2406, 32781), (2807, 28098), (3122, 25263), (3609, 21854), (4014, 19649), (4683, 16842), (5614, 14049), (7218, 10927), (8421, 9366)]