198605988

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{631}}^1\times {\mathrm{1249}}^1$

素因数の和:1897

約数の個数: 72

約数和(自身を含む): 575120000

約数和(自身を除く): 376514012

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 631, 1249, 1262, 1893, 2498, 2524, 3747, 3786, 4417, 4996, 5679, 7494, 7572, 8743, 8834, 11241, 11358, 13251, 14988, 17486, 17668, 22482, 22716, 26229, 26502, 34972, 39753, 44964, 52458, 53004, 78687, 79506, 104916, 157374, 159012, 314748, 788119, 1576238, 2364357, 3152476, 4728714, 5516833, 7093071, 9457428, 11033666, 14186142, 16550499, 22067332, 28372284, 33100998, 49651497, 66201996, 99302994, 198605988]

約数ペア:

[(1, 198605988), (2, 99302994), (3, 66201996), (4, 49651497), (6, 33100998), (7, 28372284), (9, 22067332), (12, 16550499), (14, 14186142), (18, 11033666), (21, 9457428), (28, 7093071), (36, 5516833), (42, 4728714), (63, 3152476), (84, 2364357), (126, 1576238), (252, 788119), (631, 314748), (1249, 159012), (1262, 157374), (1893, 104916), (2498, 79506), (2524, 78687), (3747, 53004), (3786, 52458), (4417, 44964), (4996, 39753), (5679, 34972), (7494, 26502), (7572, 26229), (8743, 22716), (8834, 22482), (11241, 17668), (11358, 17486), (13251, 14988)]