1378904742

素因数分解:

$2^1\times 3^3\times {\mathrm{139}}^1\times {\mathrm{183707}}^1$

素因数の和:183857

約数の個数: 32

約数和(自身を含む): 3086294400

約数和(自身を除く): 1707389658

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 139, 278, 417, 834, 1251, 2502, 3753, 7506, 183707, 367414, 551121, 1102242, 1653363, 3306726, 4960089, 9920178, 25535273, 51070546, 76605819, 153211638, 229817457, 459634914, 689452371, 1378904742]

約数ペア:

[(1, 1378904742), (2, 689452371), (3, 459634914), (6, 229817457), (9, 153211638), (18, 76605819), (27, 51070546), (54, 25535273), (139, 9920178), (278, 4960089), (417, 3306726), (834, 1653363), (1251, 1102242), (2502, 551121), (3753, 367414), (7506, 183707)]