287303961

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{167}}^1$

素因数の和:334

約数の個数: 64

約数和(自身を含む): 479969280

約数和(自身を除く): 192665319

約数列:

[1, 3, 7, 17, 21, 51, 61, 79, 119, 167, 183, 237, 357, 427, 501, 553, 1037, 1169, 1281, 1343, 1659, 2839, 3111, 3507, 4029, 4819, 7259, 8517, 9401, 10187, 13193, 14457, 19873, 21777, 28203, 30561, 33733, 39579, 59619, 71309, 81923, 92351, 101199, 173179, 213927, 224281, 245769, 277053, 519537, 573461, 672843, 804773, 1212253, 1569967, 1720383, 2414319, 3636759, 4709901, 5633411, 13681141, 16900233, 41043423, 95767987, 287303961]

約数ペア:

[(1, 287303961), (3, 95767987), (7, 41043423), (17, 16900233), (21, 13681141), (51, 5633411), (61, 4709901), (79, 3636759), (119, 2414319), (167, 1720383), (183, 1569967), (237, 1212253), (357, 804773), (427, 672843), (501, 573461), (553, 519537), (1037, 277053), (1169, 245769), (1281, 224281), (1343, 213927), (1659, 173179), (2839, 101199), (3111, 92351), (3507, 81923), (4029, 71309), (4819, 59619), (7259, 39579), (8517, 33733), (9401, 30561), (10187, 28203), (13193, 21777), (14457, 19873)]