217780002

素因数分解:

$2^1\times 3^6\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{367}}^1$

素因数の和:435

約数の個数: 112

約数和(自身を含む): 550242432

約数和(自身を除く): 332462430

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 37, 54, 66, 74, 81, 99, 111, 162, 198, 222, 243, 297, 333, 367, 407, 486, 594, 666, 729, 734, 814, 891, 999, 1101, 1221, 1458, 1782, 1998, 2202, 2442, 2673, 2997, 3303, 3663, 4037, 5346, 5994, 6606, 7326, 8019, 8074, 8991, 9909, 10989, 12111, 13579, 16038, 17982, 19818, 21978, 24222, 26973, 27158, 29727, 32967, 36333, 40737, 53946, 59454, 65934, 72666, 81474, 89181, 98901, 108999, 122211, 149369, 178362, 197802, 217998, 244422, 267543, 296703, 298738, 326997, 366633, 448107, 535086, 593406, 653994, 733266, 896214, 980991, 1099899, 1344321, 1961982, 2199798, 2688642, 2942973, 3299697, 4032963, 5885946, 6599394, 8065926, 9899091, 12098889, 19798182, 24197778, 36296667, 72593334, 108890001, 217780002]

約数ペア:

[(1, 217780002), (2, 108890001), (3, 72593334), (6, 36296667), (9, 24197778), (11, 19798182), (18, 12098889), (22, 9899091), (27, 8065926), (33, 6599394), (37, 5885946), (54, 4032963), (66, 3299697), (74, 2942973), (81, 2688642), (99, 2199798), (111, 1961982), (162, 1344321), (198, 1099899), (222, 980991), (243, 896214), (297, 733266), (333, 653994), (367, 593406), (407, 535086), (486, 448107), (594, 366633), (666, 326997), (729, 298738), (734, 296703), (814, 267543), (891, 244422), (999, 217998), (1101, 197802), (1221, 178362), (1458, 149369), (1782, 122211), (1998, 108999), (2202, 98901), (2442, 89181), (2673, 81474), (2997, 72666), (3303, 65934), (3663, 59454), (4037, 53946), (5346, 40737), (5994, 36333), (6606, 32967), (7326, 29727), (8019, 27158), (8074, 26973), (8991, 24222), (9909, 21978), (10989, 19818), (12111, 17982), (13579, 16038)]