156977278

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{241}}^1\times {\mathrm{281}}^1$

素因数の和:604

約数の個数: 32

約数和(自身を含む): 253867680

約数和(自身を除く): 96890402

約数列:

[1, 2, 19, 38, 61, 122, 241, 281, 482, 562, 1159, 2318, 4579, 5339, 9158, 10678, 14701, 17141, 29402, 34282, 67721, 135442, 279319, 325679, 558638, 651358, 1286699, 2573398, 4130981, 8261962, 78488639, 156977278]

約数ペア:

[(1, 156977278), (2, 78488639), (19, 8261962), (38, 4130981), (61, 2573398), (122, 1286699), (241, 651358), (281, 558638), (482, 325679), (562, 279319), (1159, 135442), (2318, 67721), (4579, 34282), (5339, 29402), (9158, 17141), (10678, 14701)]