551448378

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{809}}^1\times {\mathrm{971}}^1$

素因数の和:1804

約数の個数: 64

約数和(自身を含む): 1322697600

約数和(自身を除く): 771249222

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 234, 351, 702, 809, 971, 1618, 1942, 2427, 2913, 4854, 5826, 7281, 8739, 10517, 12623, 14562, 17478, 21034, 21843, 25246, 26217, 31551, 37869, 43686, 52434, 63102, 75738, 94653, 113607, 189306, 227214, 283959, 340821, 567918, 681642, 785539, 1571078, 2356617, 4713234, 7069851, 10212007, 14139702, 20424014, 21209553, 30636021, 42419106, 61272042, 91908063, 183816126, 275724189, 551448378]

約数ペア:

[(1, 551448378), (2, 275724189), (3, 183816126), (6, 91908063), (9, 61272042), (13, 42419106), (18, 30636021), (26, 21209553), (27, 20424014), (39, 14139702), (54, 10212007), (78, 7069851), (117, 4713234), (234, 2356617), (351, 1571078), (702, 785539), (809, 681642), (971, 567918), (1618, 340821), (1942, 283959), (2427, 227214), (2913, 189306), (4854, 113607), (5826, 94653), (7281, 75738), (8739, 63102), (10517, 52434), (12623, 43686), (14562, 37869), (17478, 31551), (21034, 26217), (21843, 25246)]