28474575

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{971}}^1$

素因数の和:1024

約数の個数: 48

約数和(自身を含む): 52068096

約数和(自身を除く): 23593521

約数列:

[1, 3, 5, 15, 17, 23, 25, 51, 69, 75, 85, 115, 255, 345, 391, 425, 575, 971, 1173, 1275, 1725, 1955, 2913, 4855, 5865, 9775, 14565, 16507, 22333, 24275, 29325, 49521, 66999, 72825, 82535, 111665, 247605, 334995, 379661, 412675, 558325, 1138983, 1238025, 1674975, 1898305, 5694915, 9491525, 28474575]

約数ペア:

[(1, 28474575), (3, 9491525), (5, 5694915), (15, 1898305), (17, 1674975), (23, 1238025), (25, 1138983), (51, 558325), (69, 412675), (75, 379661), (85, 334995), (115, 247605), (255, 111665), (345, 82535), (391, 72825), (425, 66999), (575, 49521), (971, 29325), (1173, 24275), (1275, 22333), (1725, 16507), (1955, 14565), (2913, 9775), (4855, 5865)]