28270328

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{3049}}^1$

素因数の和:3135

約数の個数: 32

約数和(自身を含む): 56730000

約数和(自身を除く): 28459672

約数列:

[1, 2, 4, 8, 19, 38, 61, 76, 122, 152, 244, 488, 1159, 2318, 3049, 4636, 6098, 9272, 12196, 24392, 57931, 115862, 185989, 231724, 371978, 463448, 743956, 1487912, 3533791, 7067582, 14135164, 28270328]

約数ペア:

[(1, 28270328), (2, 14135164), (4, 7067582), (8, 3533791), (19, 1487912), (38, 743956), (61, 463448), (76, 371978), (122, 231724), (152, 185989), (244, 115862), (488, 57931), (1159, 24392), (2318, 12196), (3049, 9272), (4636, 6098)]