399991284

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{16033}}^1$

素因数の和:16067

約数の個数: 120

約数和(自身を含む): 1303756608

約数和(自身を除く): 903765324

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 27, 28, 33, 36, 42, 44, 54, 63, 66, 77, 81, 84, 99, 108, 126, 132, 154, 162, 189, 198, 231, 252, 297, 308, 324, 378, 396, 462, 567, 594, 693, 756, 891, 924, 1134, 1188, 1386, 1782, 2079, 2268, 2772, 3564, 4158, 6237, 8316, 12474, 16033, 24948, 32066, 48099, 64132, 96198, 112231, 144297, 176363, 192396, 224462, 288594, 336693, 352726, 432891, 448924, 529089, 577188, 673386, 705452, 865782, 1010079, 1058178, 1234541, 1298673, 1346772, 1587267, 1731564, 2020158, 2116356, 2469082, 2597346, 3030237, 3174534, 3703623, 4040316, 4761801, 4938164, 5194692, 6060474, 6349068, 7407246, 9090711, 9523602, 11110869, 12120948, 14285403, 14814492, 18181422, 19047204, 22221738, 28570806, 33332607, 36362844, 44443476, 57141612, 66665214, 99997821, 133330428, 199995642, 399991284]

約数ペア:

[(1, 399991284), (2, 199995642), (3, 133330428), (4, 99997821), (6, 66665214), (7, 57141612), (9, 44443476), (11, 36362844), (12, 33332607), (14, 28570806), (18, 22221738), (21, 19047204), (22, 18181422), (27, 14814492), (28, 14285403), (33, 12120948), (36, 11110869), (42, 9523602), (44, 9090711), (54, 7407246), (63, 6349068), (66, 6060474), (77, 5194692), (81, 4938164), (84, 4761801), (99, 4040316), (108, 3703623), (126, 3174534), (132, 3030237), (154, 2597346), (162, 2469082), (189, 2116356), (198, 2020158), (231, 1731564), (252, 1587267), (297, 1346772), (308, 1298673), (324, 1234541), (378, 1058178), (396, 1010079), (462, 865782), (567, 705452), (594, 673386), (693, 577188), (756, 529089), (891, 448924), (924, 432891), (1134, 352726), (1188, 336693), (1386, 288594), (1782, 224462), (2079, 192396), (2268, 176363), (2772, 144297), (3564, 112231), (4158, 96198), (6237, 64132), (8316, 48099), (12474, 32066), (16033, 24948)]