28353618

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{617}}^1$

素因数の和:688

約数の個数: 64

約数和(自身を含む): 67633920

約数和(自身を除く): 39280302

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 37, 46, 54, 69, 74, 111, 138, 207, 222, 333, 414, 617, 621, 666, 851, 999, 1234, 1242, 1702, 1851, 1998, 2553, 3702, 5106, 5553, 7659, 11106, 14191, 15318, 16659, 22829, 22977, 28382, 33318, 42573, 45658, 45954, 68487, 85146, 127719, 136974, 205461, 255438, 383157, 410922, 525067, 616383, 766314, 1050134, 1232766, 1575201, 3150402, 4725603, 9451206, 14176809, 28353618]

約数ペア:

[(1, 28353618), (2, 14176809), (3, 9451206), (6, 4725603), (9, 3150402), (18, 1575201), (23, 1232766), (27, 1050134), (37, 766314), (46, 616383), (54, 525067), (69, 410922), (74, 383157), (111, 255438), (138, 205461), (207, 136974), (222, 127719), (333, 85146), (414, 68487), (617, 45954), (621, 45658), (666, 42573), (851, 33318), (999, 28382), (1234, 22977), (1242, 22829), (1702, 16659), (1851, 15318), (1998, 14191), (2553, 11106), (3702, 7659), (5106, 5553)]