397421514

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{85247}}^1$

素因数の和:85299

約数の個数: 48

約数和(自身を含む): 1010700288

約数和(自身を除く): 613278774

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 37, 42, 63, 74, 111, 126, 222, 259, 333, 518, 666, 777, 1554, 2331, 4662, 85247, 170494, 255741, 511482, 596729, 767223, 1193458, 1534446, 1790187, 3154139, 3580374, 5370561, 6308278, 9462417, 10741122, 18924834, 22078973, 28387251, 44157946, 56774502, 66236919, 132473838, 198710757, 397421514]

約数ペア:

[(1, 397421514), (2, 198710757), (3, 132473838), (6, 66236919), (7, 56774502), (9, 44157946), (14, 28387251), (18, 22078973), (21, 18924834), (37, 10741122), (42, 9462417), (63, 6308278), (74, 5370561), (111, 3580374), (126, 3154139), (222, 1790187), (259, 1534446), (333, 1193458), (518, 767223), (666, 596729), (777, 511482), (1554, 255741), (2331, 170494), (4662, 85247)]