211234521

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{751}}^1$

素因数の和:897

約数の個数: 32

約数和(自身を含む): 302123520

約数和(自身を除く): 90888999

約数列:

[1, 3, 29, 53, 61, 87, 159, 183, 751, 1537, 1769, 2253, 3233, 4611, 5307, 9699, 21779, 39803, 45811, 65337, 93757, 119409, 137433, 281271, 1154287, 1328519, 2427983, 3462861, 3985557, 7283949, 70411507, 211234521]

約数ペア:

[(1, 211234521), (3, 70411507), (29, 7283949), (53, 3985557), (61, 3462861), (87, 2427983), (159, 1328519), (183, 1154287), (751, 281271), (1537, 137433), (1769, 119409), (2253, 93757), (3233, 65337), (4611, 45811), (5307, 39803), (9699, 21779)]