8003898

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{457}}^1$

素因数の和:611

約数の個数: 48

約数和(自身を含む): 20005440

約数和(自身を除く): 12001542

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 139, 278, 417, 457, 834, 914, 973, 1251, 1371, 1946, 2502, 2742, 2919, 3199, 4113, 5838, 6398, 8226, 8757, 9597, 17514, 19194, 28791, 57582, 63523, 127046, 190569, 381138, 444661, 571707, 889322, 1143414, 1333983, 2667966, 4001949, 8003898]

約数ペア:

[(1, 8003898), (2, 4001949), (3, 2667966), (6, 1333983), (7, 1143414), (9, 889322), (14, 571707), (18, 444661), (21, 381138), (42, 190569), (63, 127046), (126, 63523), (139, 57582), (278, 28791), (417, 19194), (457, 17514), (834, 9597), (914, 8757), (973, 8226), (1251, 6398), (1371, 5838), (1946, 4113), (2502, 3199), (2742, 2919)]