72513309

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{971}}^1$

素因数の和:1089

約数の個数: 32

約数和(自身を含む): 110481408

約数和(自身を除く): 37968099

約数列:

[1, 3, 11, 31, 33, 73, 93, 219, 341, 803, 971, 1023, 2263, 2409, 2913, 6789, 10681, 24893, 30101, 32043, 70883, 74679, 90303, 212649, 331111, 779713, 993333, 2197373, 2339139, 6592119, 24171103, 72513309]

約数ペア:

[(1, 72513309), (3, 24171103), (11, 6592119), (31, 2339139), (33, 2197373), (73, 993333), (93, 779713), (219, 331111), (341, 212649), (803, 90303), (971, 74679), (1023, 70883), (2263, 32043), (2409, 30101), (2913, 24893), (6789, 10681)]