81000972

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^1\times {\mathrm{19231}}^1$

素因数の和:19260

約数の個数: 60

約数和(自身を含む): 228053056

約数和(自身を除く): 147052084

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 81, 108, 117, 156, 162, 234, 324, 351, 468, 702, 1053, 1404, 2106, 4212, 19231, 38462, 57693, 76924, 115386, 173079, 230772, 250003, 346158, 500006, 519237, 692316, 750009, 1000012, 1038474, 1500018, 1557711, 2076948, 2250027, 3000036, 3115422, 4500054, 6230844, 6750081, 9000108, 13500162, 20250243, 27000324, 40500486, 81000972]

約数ペア:

[(1, 81000972), (2, 40500486), (3, 27000324), (4, 20250243), (6, 13500162), (9, 9000108), (12, 6750081), (13, 6230844), (18, 4500054), (26, 3115422), (27, 3000036), (36, 2250027), (39, 2076948), (52, 1557711), (54, 1500018), (78, 1038474), (81, 1000012), (108, 750009), (117, 692316), (156, 519237), (162, 500006), (234, 346158), (324, 250003), (351, 230772), (468, 173079), (702, 115386), (1053, 76924), (1404, 57693), (2106, 38462), (4212, 19231)]