1993001098

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{521}}^1$

素因数の和:715

約数の個数: 64

約数和(自身を含む): 3463741440

約数和(自身を除く): 1470740342

約数列:

[1, 2, 11, 22, 31, 62, 71, 79, 142, 158, 341, 521, 682, 781, 869, 1042, 1562, 1738, 2201, 2449, 4402, 4898, 5609, 5731, 11218, 11462, 16151, 24211, 26939, 32302, 36991, 41159, 48422, 53878, 61699, 73982, 82318, 123398, 173879, 177661, 347758, 355322, 406901, 452749, 813802, 905498, 1146721, 1275929, 1912669, 2293442, 2551858, 2922289, 3825338, 5844578, 12613931, 14035219, 25227862, 28070438, 32145179, 64290358, 90590959, 181181918, 996500549, 1993001098]

約数ペア:

[(1, 1993001098), (2, 996500549), (11, 181181918), (22, 90590959), (31, 64290358), (62, 32145179), (71, 28070438), (79, 25227862), (142, 14035219), (158, 12613931), (341, 5844578), (521, 3825338), (682, 2922289), (781, 2551858), (869, 2293442), (1042, 1912669), (1562, 1275929), (1738, 1146721), (2201, 905498), (2449, 813802), (4402, 452749), (4898, 406901), (5609, 355322), (5731, 347758), (11218, 177661), (11462, 173879), (16151, 123398), (24211, 82318), (26939, 73982), (32302, 61699), (36991, 53878), (41159, 48422)]