1247895684

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{105361}}^1$

素因数の和:105425

約数の個数: 72

約数和(自身を含む): 3681769728

約数和(自身を除く): 2433874044

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 47, 63, 84, 94, 126, 141, 188, 252, 282, 329, 423, 564, 658, 846, 987, 1316, 1692, 1974, 2961, 3948, 5922, 11844, 105361, 210722, 316083, 421444, 632166, 737527, 948249, 1264332, 1475054, 1896498, 2212581, 2950108, 3792996, 4425162, 4951967, 6637743, 8850324, 9903934, 13275486, 14855901, 19807868, 26550972, 29711802, 34663769, 44567703, 59423604, 69327538, 89135406, 103991307, 138655076, 178270812, 207982614, 311973921, 415965228, 623947842, 1247895684]

約数ペア:

[(1, 1247895684), (2, 623947842), (3, 415965228), (4, 311973921), (6, 207982614), (7, 178270812), (9, 138655076), (12, 103991307), (14, 89135406), (18, 69327538), (21, 59423604), (28, 44567703), (36, 34663769), (42, 29711802), (47, 26550972), (63, 19807868), (84, 14855901), (94, 13275486), (126, 9903934), (141, 8850324), (188, 6637743), (252, 4951967), (282, 4425162), (329, 3792996), (423, 2950108), (564, 2212581), (658, 1896498), (846, 1475054), (987, 1264332), (1316, 948249), (1692, 737527), (1974, 632166), (2961, 421444), (3948, 316083), (5922, 210722), (11844, 105361)]