28338596

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{103}}^1$

素因数の和:181

約数の個数: 72

約数和(自身を含む): 60750144

約数和(自身を除く): 32411548

約数列:

[1, 2, 4, 11, 13, 22, 26, 37, 44, 52, 74, 103, 143, 148, 169, 206, 286, 338, 407, 412, 481, 572, 676, 814, 962, 1133, 1339, 1628, 1859, 1924, 2266, 2678, 3718, 3811, 4532, 5291, 5356, 6253, 7436, 7622, 10582, 12506, 14729, 15244, 17407, 21164, 25012, 29458, 34814, 41921, 49543, 58916, 68783, 69628, 83842, 99086, 137566, 167684, 191477, 198172, 275132, 382954, 544973, 644059, 765908, 1089946, 1288118, 2179892, 2576236, 7084649, 14169298, 28338596]

約数ペア:

[(1, 28338596), (2, 14169298), (4, 7084649), (11, 2576236), (13, 2179892), (22, 1288118), (26, 1089946), (37, 765908), (44, 644059), (52, 544973), (74, 382954), (103, 275132), (143, 198172), (148, 191477), (169, 167684), (206, 137566), (286, 99086), (338, 83842), (407, 69628), (412, 68783), (481, 58916), (572, 49543), (676, 41921), (814, 34814), (962, 29458), (1133, 25012), (1339, 21164), (1628, 17407), (1859, 15244), (1924, 14729), (2266, 12506), (2678, 10582), (3718, 7622), (3811, 7436), (4532, 6253), (5291, 5356)]