190075221

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1291}}^1$

素因数の和:1367

約数の個数: 64

約数和(自身を含む): 347289600

約数和(自身を除く): 157214379

約数列:

[1, 3, 7, 9, 19, 21, 27, 41, 57, 63, 123, 133, 171, 189, 287, 369, 399, 513, 779, 861, 1107, 1197, 1291, 2337, 2583, 3591, 3873, 5453, 7011, 7749, 9037, 11619, 16359, 21033, 24529, 27111, 34857, 49077, 52931, 73587, 81333, 147231, 158793, 171703, 220761, 243999, 370517, 476379, 515109, 662283, 1005689, 1111551, 1429137, 1545327, 3017067, 3334653, 4635981, 7039823, 9051201, 10003959, 21119469, 27153603, 63358407, 190075221]

約数ペア:

[(1, 190075221), (3, 63358407), (7, 27153603), (9, 21119469), (19, 10003959), (21, 9051201), (27, 7039823), (41, 4635981), (57, 3334653), (63, 3017067), (123, 1545327), (133, 1429137), (171, 1111551), (189, 1005689), (287, 662283), (369, 515109), (399, 476379), (513, 370517), (779, 243999), (861, 220761), (1107, 171703), (1197, 158793), (1291, 147231), (2337, 81333), (2583, 73587), (3591, 52931), (3873, 49077), (5453, 34857), (7011, 27111), (7749, 24529), (9037, 21033), (11619, 16359)]