1305738

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{241}}^1$

素因数の和:299

約数の個数: 48

約数和(自身を含む): 3322176

約数和(自身を除く): 2016438

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 43, 63, 86, 126, 129, 241, 258, 301, 387, 482, 602, 723, 774, 903, 1446, 1687, 1806, 2169, 2709, 3374, 4338, 5061, 5418, 10122, 10363, 15183, 20726, 30366, 31089, 62178, 72541, 93267, 145082, 186534, 217623, 435246, 652869, 1305738]

約数ペア:

[(1, 1305738), (2, 652869), (3, 435246), (6, 217623), (7, 186534), (9, 145082), (14, 93267), (18, 72541), (21, 62178), (42, 31089), (43, 30366), (63, 20726), (86, 15183), (126, 10363), (129, 10122), (241, 5418), (258, 5061), (301, 4338), (387, 3374), (482, 2709), (602, 2169), (723, 1806), (774, 1687), (903, 1446)]