389804968

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{241}}^1\times {\mathrm{1699}}^1$

素因数の和:1970

約数の個数: 64

約数和(自身を含む): 888624000

約数和(自身を除く): 498819032

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 136, 238, 241, 476, 482, 952, 964, 1687, 1699, 1928, 3374, 3398, 4097, 6748, 6796, 8194, 11893, 13496, 13592, 16388, 23786, 28679, 28883, 32776, 47572, 57358, 57766, 95144, 114716, 115532, 202181, 229432, 231064, 404362, 409459, 808724, 818918, 1617448, 1637836, 2866213, 3275672, 5732426, 6960803, 11464852, 13921606, 22929704, 27843212, 48725621, 55686424, 97451242, 194902484, 389804968]

約数ペア:

[(1, 389804968), (2, 194902484), (4, 97451242), (7, 55686424), (8, 48725621), (14, 27843212), (17, 22929704), (28, 13921606), (34, 11464852), (56, 6960803), (68, 5732426), (119, 3275672), (136, 2866213), (238, 1637836), (241, 1617448), (476, 818918), (482, 808724), (952, 409459), (964, 404362), (1687, 231064), (1699, 229432), (1928, 202181), (3374, 115532), (3398, 114716), (4097, 95144), (6748, 57766), (6796, 57358), (8194, 47572), (11893, 32776), (13496, 28883), (13592, 28679), (16388, 23786)]