217872952

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{145637}}^1$

素因数の和:145671

約数の個数: 32

約数和(自身を含む): 471867120

約数和(自身を除く): 253994168

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 88, 136, 187, 374, 748, 1496, 145637, 291274, 582548, 1165096, 1602007, 2475829, 3204014, 4951658, 6408028, 9903316, 12816056, 19806632, 27234119, 54468238, 108936476, 217872952]

約数ペア:

[(1, 217872952), (2, 108936476), (4, 54468238), (8, 27234119), (11, 19806632), (17, 12816056), (22, 9903316), (34, 6408028), (44, 4951658), (68, 3204014), (88, 2475829), (136, 1602007), (187, 1165096), (374, 582548), (748, 291274), (1496, 145637)]