28198308

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^2\times {\mathrm{47}}^1\times {\mathrm{173}}^1$

素因数の和:261

約数の個数: 72

約数和(自身を含む): 71793792

約数和(自身を除く): 43595484

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 47, 51, 68, 94, 102, 141, 173, 188, 204, 282, 289, 346, 519, 564, 578, 692, 799, 867, 1038, 1156, 1598, 1734, 2076, 2397, 2941, 3196, 3468, 4794, 5882, 8131, 8823, 9588, 11764, 13583, 16262, 17646, 24393, 27166, 32524, 35292, 40749, 48786, 49997, 54332, 81498, 97572, 99994, 138227, 149991, 162996, 199988, 276454, 299982, 414681, 552908, 599964, 829362, 1658724, 2349859, 4699718, 7049577, 9399436, 14099154, 28198308]

約数ペア:

[(1, 28198308), (2, 14099154), (3, 9399436), (4, 7049577), (6, 4699718), (12, 2349859), (17, 1658724), (34, 829362), (47, 599964), (51, 552908), (68, 414681), (94, 299982), (102, 276454), (141, 199988), (173, 162996), (188, 149991), (204, 138227), (282, 99994), (289, 97572), (346, 81498), (519, 54332), (564, 49997), (578, 48786), (692, 40749), (799, 35292), (867, 32524), (1038, 27166), (1156, 24393), (1598, 17646), (1734, 16262), (2076, 13583), (2397, 11764), (2941, 9588), (3196, 8823), (3468, 8131), (4794, 5882)]