213464265

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{563}}^1$

素因数の和:758

約数の個数: 64

約数和(自身を含む): 410628096

約数和(自身を除く): 197163831

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 69, 105, 115, 157, 161, 345, 471, 483, 563, 785, 805, 1099, 1689, 2355, 2415, 2815, 3297, 3611, 3941, 5495, 8445, 10833, 11823, 12949, 16485, 18055, 19705, 25277, 38847, 54165, 59115, 64745, 75831, 88391, 90643, 126385, 194235, 265173, 271929, 379155, 441955, 453215, 618737, 1325865, 1359645, 1856211, 2032993, 3093685, 6098979, 9281055, 10164965, 14230951, 30494895, 42692853, 71154755, 213464265]

約数ペア:

[(1, 213464265), (3, 71154755), (5, 42692853), (7, 30494895), (15, 14230951), (21, 10164965), (23, 9281055), (35, 6098979), (69, 3093685), (105, 2032993), (115, 1856211), (157, 1359645), (161, 1325865), (345, 618737), (471, 453215), (483, 441955), (563, 379155), (785, 271929), (805, 265173), (1099, 194235), (1689, 126385), (2355, 90643), (2415, 88391), (2815, 75831), (3297, 64745), (3611, 59115), (3941, 54165), (5495, 38847), (8445, 25277), (10833, 19705), (11823, 18055), (12949, 16485)]