28775164

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1$

素因数の和:298

約数の個数: 48

約数和(自身を含む): 56996352

約数和(自身を除く): 28221188

約数列:

[1, 2, 4, 11, 22, 44, 61, 71, 122, 142, 151, 244, 284, 302, 604, 671, 781, 1342, 1562, 1661, 2684, 3124, 3322, 4331, 6644, 8662, 9211, 10721, 17324, 18422, 21442, 36844, 42884, 47641, 95282, 101321, 117931, 190564, 202642, 235862, 405284, 471724, 653981, 1307962, 2615924, 7193791, 14387582, 28775164]

約数ペア:

[(1, 28775164), (2, 14387582), (4, 7193791), (11, 2615924), (22, 1307962), (44, 653981), (61, 471724), (71, 405284), (122, 235862), (142, 202642), (151, 190564), (244, 117931), (284, 101321), (302, 95282), (604, 47641), (671, 42884), (781, 36844), (1342, 21442), (1562, 18422), (1661, 17324), (2684, 10721), (3124, 9211), (3322, 8662), (4331, 6644)]