31113904

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{449}}^1$

素因数の和:589

約数の個数: 40

約数和(自身を含む): 62272800

約数和(自身を除く): 31158896

約数列:

[1, 2, 4, 8, 16, 61, 71, 122, 142, 244, 284, 449, 488, 568, 898, 976, 1136, 1796, 3592, 4331, 7184, 8662, 17324, 27389, 31879, 34648, 54778, 63758, 69296, 109556, 127516, 219112, 255032, 438224, 510064, 1944619, 3889238, 7778476, 15556952, 31113904]

約数ペア:

[(1, 31113904), (2, 15556952), (4, 7778476), (8, 3889238), (16, 1944619), (61, 510064), (71, 438224), (122, 255032), (142, 219112), (244, 127516), (284, 109556), (449, 69296), (488, 63758), (568, 54778), (898, 34648), (976, 31879), (1136, 27389), (1796, 17324), (3592, 8662), (4331, 7184)]