23856705

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{181}}^1$

素因数の和:322

約数の個数: 48

約数和(自身を含む): 43439760

約数和(自身を除く): 19583055

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 101, 145, 181, 261, 303, 435, 505, 543, 905, 909, 1305, 1515, 1629, 2715, 2929, 4545, 5249, 8145, 8787, 14645, 15747, 18281, 26245, 26361, 43935, 47241, 54843, 78735, 91405, 131805, 164529, 236205, 274215, 530149, 822645, 1590447, 2650745, 4771341, 7952235, 23856705]

約数ペア:

[(1, 23856705), (3, 7952235), (5, 4771341), (9, 2650745), (15, 1590447), (29, 822645), (45, 530149), (87, 274215), (101, 236205), (145, 164529), (181, 131805), (261, 91405), (303, 78735), (435, 54843), (505, 47241), (543, 43935), (905, 26361), (909, 26245), (1305, 18281), (1515, 15747), (1629, 14645), (2715, 8787), (2929, 8145), (4545, 5249)]