23540335

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{389}}^1$

素因数の和:440

約数の個数: 48

約数和(自身を含む): 37346400

約数和(自身を除く): 13806065

約数列:

[1, 5, 7, 13, 19, 35, 49, 65, 91, 95, 133, 245, 247, 389, 455, 637, 665, 931, 1235, 1729, 1945, 2723, 3185, 4655, 5057, 7391, 8645, 12103, 13615, 19061, 25285, 35399, 36955, 51737, 60515, 95305, 96083, 176995, 247793, 258685, 362159, 480415, 672581, 1238965, 1810795, 3362905, 4708067, 23540335]

約数ペア:

[(1, 23540335), (5, 4708067), (7, 3362905), (13, 1810795), (19, 1238965), (35, 672581), (49, 480415), (65, 362159), (91, 258685), (95, 247793), (133, 176995), (245, 96083), (247, 95305), (389, 60515), (455, 51737), (637, 36955), (665, 35399), (931, 25285), (1235, 19061), (1729, 13615), (1945, 12103), (2723, 8645), (3185, 7391), (4655, 5057)]