398465142

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{151}}^1\times {\mathrm{631}}^1$

素因数の和:845

約数の個数: 64

約数和(自身を含む): 871492608

約数和(自身を除く): 473027466

約数列:

[1, 2, 3, 6, 17, 34, 41, 51, 82, 102, 123, 151, 246, 302, 453, 631, 697, 906, 1262, 1394, 1893, 2091, 2567, 3786, 4182, 5134, 6191, 7701, 10727, 12382, 15402, 18573, 21454, 25871, 32181, 37146, 51742, 64362, 77613, 95281, 105247, 155226, 190562, 210494, 285843, 315741, 439807, 571686, 631482, 879614, 1319421, 1619777, 2638842, 3239554, 3906521, 4859331, 7813042, 9718662, 11719563, 23439126, 66410857, 132821714, 199232571, 398465142]

約数ペア:

[(1, 398465142), (2, 199232571), (3, 132821714), (6, 66410857), (17, 23439126), (34, 11719563), (41, 9718662), (51, 7813042), (82, 4859331), (102, 3906521), (123, 3239554), (151, 2638842), (246, 1619777), (302, 1319421), (453, 879614), (631, 631482), (697, 571686), (906, 439807), (1262, 315741), (1394, 285843), (1893, 210494), (2091, 190562), (2567, 155226), (3786, 105247), (4182, 95281), (5134, 77613), (6191, 64362), (7701, 51742), (10727, 37146), (12382, 32181), (15402, 25871), (18573, 21454)]