221469690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{567871}}^1$

素因数の和:567894

約数の個数: 32

約数和(自身を含む): 572414976

約数和(自身を除く): 350945286

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 567871, 1135742, 1703613, 2839355, 3407226, 5678710, 7382323, 8518065, 14764646, 17036130, 22146969, 36911615, 44293938, 73823230, 110734845, 221469690]

約数ペア:

[(1, 221469690), (2, 110734845), (3, 73823230), (5, 44293938), (6, 36911615), (10, 22146969), (13, 17036130), (15, 14764646), (26, 8518065), (30, 7382323), (39, 5678710), (65, 3407226), (78, 2839355), (130, 1703613), (195, 1135742), (390, 567871)]