207905665

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{229}}^1\times {\mathrm{971}}^1$

素因数の和:1233

約数の個数: 32

約数和(自身を含む): 289733760

約数和(自身を除く): 81828095

約数列:

[1, 5, 11, 17, 55, 85, 187, 229, 935, 971, 1145, 2519, 3893, 4855, 10681, 12595, 16507, 19465, 42823, 53405, 82535, 181577, 214115, 222359, 907885, 1111795, 2445949, 3780103, 12229745, 18900515, 41581133, 207905665]

約数ペア:

[(1, 207905665), (5, 41581133), (11, 18900515), (17, 12229745), (55, 3780103), (85, 2445949), (187, 1111795), (229, 907885), (935, 222359), (971, 214115), (1145, 181577), (2519, 82535), (3893, 53405), (4855, 42823), (10681, 19465), (12595, 16507)]