637194136

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{197}}^1\times {\mathrm{1399}}^1$

素因数の和:1636

約数の個数: 48

約数和(自身を含む): 1276506000

約数和(自身を除く): 639311864

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 197, 289, 394, 578, 788, 1156, 1399, 1576, 2312, 2798, 3349, 5596, 6698, 11192, 13396, 23783, 26792, 47566, 56933, 95132, 113866, 190264, 227732, 275603, 404311, 455464, 551206, 808622, 1102412, 1617244, 2204824, 3234488, 4685251, 9370502, 18741004, 37482008, 79649267, 159298534, 318597068, 637194136]

約数ペア:

[(1, 637194136), (2, 318597068), (4, 159298534), (8, 79649267), (17, 37482008), (34, 18741004), (68, 9370502), (136, 4685251), (197, 3234488), (289, 2204824), (394, 1617244), (578, 1102412), (788, 808622), (1156, 551206), (1399, 455464), (1576, 404311), (2312, 275603), (2798, 227732), (3349, 190264), (5596, 113866), (6698, 95132), (11192, 56933), (13396, 47566), (23783, 26792)]