221428784

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{5651}}^1$

素因数の和:5769

約数の個数: 40

約数和(自身を含む): 448542720

約数和(自身を除く): 227113936

約数列:

[1, 2, 4, 8, 16, 31, 62, 79, 124, 158, 248, 316, 496, 632, 1264, 2449, 4898, 5651, 9796, 11302, 19592, 22604, 39184, 45208, 90416, 175181, 350362, 446429, 700724, 892858, 1401448, 1785716, 2802896, 3571432, 7142864, 13839299, 27678598, 55357196, 110714392, 221428784]

約数ペア:

[(1, 221428784), (2, 110714392), (4, 55357196), (8, 27678598), (16, 13839299), (31, 7142864), (62, 3571432), (79, 2802896), (124, 1785716), (158, 1401448), (248, 892858), (316, 700724), (496, 446429), (632, 350362), (1264, 175181), (2449, 90416), (4898, 45208), (5651, 39184), (9796, 22604), (11302, 19592)]