197898540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{471187}}^1$

素因数の和:471206

約数の個数: 48

約数和(自身を含む): 633276672

約数和(自身を除く): 435378132

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 471187, 942374, 1413561, 1884748, 2355935, 2827122, 3298309, 4711870, 5654244, 6596618, 7067805, 9423740, 9894927, 13193236, 14135610, 16491545, 19789854, 28271220, 32983090, 39579708, 49474635, 65966180, 98949270, 197898540]

約数ペア:

[(1, 197898540), (2, 98949270), (3, 65966180), (4, 49474635), (5, 39579708), (6, 32983090), (7, 28271220), (10, 19789854), (12, 16491545), (14, 14135610), (15, 13193236), (20, 9894927), (21, 9423740), (28, 7067805), (30, 6596618), (35, 5654244), (42, 4711870), (60, 3298309), (70, 2827122), (84, 2355935), (105, 1884748), (140, 1413561), (210, 942374), (420, 471187)]