215268522

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{64879}}^1$

素因数の和:64970

約数の個数: 32

約数和(自身を含む): 498278400

約数和(自身を除く): 283009878

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 79, 158, 237, 474, 553, 1106, 1659, 3318, 64879, 129758, 194637, 389274, 454153, 908306, 1362459, 2724918, 5125441, 10250882, 15376323, 30752646, 35878087, 71756174, 107634261, 215268522]

約数ペア:

[(1, 215268522), (2, 107634261), (3, 71756174), (6, 35878087), (7, 30752646), (14, 15376323), (21, 10250882), (42, 5125441), (79, 2724918), (158, 1362459), (237, 908306), (474, 454153), (553, 389274), (1106, 194637), (1659, 129758), (3318, 64879)]