388846568

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{127}}^1\times {\mathrm{3163}}^1$

素因数の和:3318

約数の個数: 48

約数和(自身を含む): 807959040

約数和(自身を除く): 419112472

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 121, 127, 242, 254, 484, 508, 968, 1016, 1397, 2794, 3163, 5588, 6326, 11176, 12652, 15367, 25304, 30734, 34793, 61468, 69586, 122936, 139172, 278344, 382723, 401701, 765446, 803402, 1530892, 1606804, 3061784, 3213608, 4418711, 8837422, 17674844, 35349688, 48605821, 97211642, 194423284, 388846568]

約数ペア:

[(1, 388846568), (2, 194423284), (4, 97211642), (8, 48605821), (11, 35349688), (22, 17674844), (44, 8837422), (88, 4418711), (121, 3213608), (127, 3061784), (242, 1606804), (254, 1530892), (484, 803402), (508, 765446), (968, 401701), (1016, 382723), (1397, 278344), (2794, 139172), (3163, 122936), (5588, 69586), (6326, 61468), (11176, 34793), (12652, 30734), (15367, 25304)]