28079036

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{211}}^1$

素因数の和:354

約数の個数: 48

約数和(自身を含む): 55560960

約数和(自身を除く): 27481924

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 103, 206, 211, 323, 412, 422, 646, 844, 1292, 1751, 1957, 3502, 3587, 3914, 4009, 7004, 7174, 7828, 8018, 14348, 16036, 21733, 33269, 43466, 66538, 68153, 86932, 133076, 136306, 272612, 369461, 412927, 738922, 825854, 1477844, 1651708, 7019759, 14039518, 28079036]

約数ペア:

[(1, 28079036), (2, 14039518), (4, 7019759), (17, 1651708), (19, 1477844), (34, 825854), (38, 738922), (68, 412927), (76, 369461), (103, 272612), (206, 136306), (211, 133076), (323, 86932), (412, 68153), (422, 66538), (646, 43466), (844, 33269), (1292, 21733), (1751, 16036), (1957, 14348), (3502, 8018), (3587, 7828), (3914, 7174), (4009, 7004)]