208977162

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{479}}^1$

素因数の和:635

約数の個数: 64

約数和(自身を含む): 456192000

約数和(自身を除く): 247214838

約数列:

[1, 2, 3, 6, 19, 38, 43, 57, 86, 89, 114, 129, 178, 258, 267, 479, 534, 817, 958, 1437, 1634, 1691, 2451, 2874, 3382, 3827, 4902, 5073, 7654, 9101, 10146, 11481, 18202, 20597, 22962, 27303, 41194, 42631, 54606, 61791, 72713, 85262, 123582, 127893, 145426, 218139, 255786, 391343, 436278, 782686, 809989, 1174029, 1619978, 1833133, 2348058, 2429967, 3666266, 4859934, 5499399, 10998798, 34829527, 69659054, 104488581, 208977162]

約数ペア:

[(1, 208977162), (2, 104488581), (3, 69659054), (6, 34829527), (19, 10998798), (38, 5499399), (43, 4859934), (57, 3666266), (86, 2429967), (89, 2348058), (114, 1833133), (129, 1619978), (178, 1174029), (258, 809989), (267, 782686), (479, 436278), (534, 391343), (817, 255786), (958, 218139), (1437, 145426), (1634, 127893), (1691, 123582), (2451, 85262), (2874, 72713), (3382, 61791), (3827, 54606), (4902, 42631), (5073, 41194), (7654, 27303), (9101, 22962), (10146, 20597), (11481, 18202)]