2017104975

素因数分解:

$3^2\times 5^2\times {\mathrm{73}}^1\times {\mathrm{227}}^1\times {\mathrm{541}}^1$

素因数の和:857

約数の個数: 72

約数和(自身を含む): 3685283472

約数和(自身を除く): 1668178497

約数列:

[1, 3, 5, 9, 15, 25, 45, 73, 75, 219, 225, 227, 365, 541, 657, 681, 1095, 1135, 1623, 1825, 2043, 2705, 3285, 3405, 4869, 5475, 5675, 8115, 10215, 13525, 16425, 16571, 17025, 24345, 39493, 40575, 49713, 51075, 82855, 118479, 121725, 122807, 149139, 197465, 248565, 355437, 368421, 414275, 592395, 614035, 745695, 987325, 1105263, 1242825, 1777185, 1842105, 2961975, 3070175, 3728475, 5526315, 8885925, 8964911, 9210525, 26894733, 27631575, 44824555, 80684199, 134473665, 224122775, 403420995, 672368325, 2017104975]

約数ペア:

[(1, 2017104975), (3, 672368325), (5, 403420995), (9, 224122775), (15, 134473665), (25, 80684199), (45, 44824555), (73, 27631575), (75, 26894733), (219, 9210525), (225, 8964911), (227, 8885925), (365, 5526315), (541, 3728475), (657, 3070175), (681, 2961975), (1095, 1842105), (1135, 1777185), (1623, 1242825), (1825, 1105263), (2043, 987325), (2705, 745695), (3285, 614035), (3405, 592395), (4869, 414275), (5475, 368421), (5675, 355437), (8115, 248565), (10215, 197465), (13525, 149139), (16425, 122807), (16571, 121725), (17025, 118479), (24345, 82855), (39493, 51075), (40575, 49713)]