28400382

素因数分解:

$2^1\times 3^7\times {\mathrm{43}}^1\times {\mathrm{151}}^1$

素因数の和:217

約数の個数: 64

約数和(自身を含む): 65809920

約数和(自身を除く): 37409538

約数列:

[1, 2, 3, 6, 9, 18, 27, 43, 54, 81, 86, 129, 151, 162, 243, 258, 302, 387, 453, 486, 729, 774, 906, 1161, 1359, 1458, 2187, 2322, 2718, 3483, 4077, 4374, 6493, 6966, 8154, 10449, 12231, 12986, 19479, 20898, 24462, 31347, 36693, 38958, 58437, 62694, 73386, 94041, 110079, 116874, 175311, 188082, 220158, 330237, 350622, 525933, 660474, 1051866, 1577799, 3155598, 4733397, 9466794, 14200191, 28400382]

約数ペア:

[(1, 28400382), (2, 14200191), (3, 9466794), (6, 4733397), (9, 3155598), (18, 1577799), (27, 1051866), (43, 660474), (54, 525933), (81, 350622), (86, 330237), (129, 220158), (151, 188082), (162, 175311), (243, 116874), (258, 110079), (302, 94041), (387, 73386), (453, 62694), (486, 58437), (729, 38958), (774, 36693), (906, 31347), (1161, 24462), (1359, 20898), (1458, 19479), (2187, 12986), (2322, 12231), (2718, 10449), (3483, 8154), (4077, 6966), (4374, 6493)]