218308428

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{3673}}^1$

素因数の和:3823

約数の個数: 72

約数和(自身を含む): 599126528

約数和(自身を除く): 380818100

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 127, 156, 234, 254, 381, 468, 508, 762, 1143, 1524, 1651, 2286, 3302, 3673, 4572, 4953, 6604, 7346, 9906, 11019, 14692, 14859, 19812, 22038, 29718, 33057, 44076, 47749, 59436, 66114, 95498, 132228, 143247, 190996, 286494, 429741, 466471, 572988, 859482, 932942, 1399413, 1718964, 1865884, 2798826, 4198239, 5597652, 6064123, 8396478, 12128246, 16792956, 18192369, 24256492, 36384738, 54577107, 72769476, 109154214, 218308428]

約数ペア:

[(1, 218308428), (2, 109154214), (3, 72769476), (4, 54577107), (6, 36384738), (9, 24256492), (12, 18192369), (13, 16792956), (18, 12128246), (26, 8396478), (36, 6064123), (39, 5597652), (52, 4198239), (78, 2798826), (117, 1865884), (127, 1718964), (156, 1399413), (234, 932942), (254, 859482), (381, 572988), (468, 466471), (508, 429741), (762, 286494), (1143, 190996), (1524, 143247), (1651, 132228), (2286, 95498), (3302, 66114), (3673, 59436), (4572, 47749), (4953, 44076), (6604, 33057), (7346, 29718), (9906, 22038), (11019, 19812), (14692, 14859)]