28627072

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1$

素因数の和:261

約数の個数: 64

約数和(自身を含む): 61200000

約数和(自身を除く): 32572928

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 79, 128, 149, 152, 158, 298, 304, 316, 596, 608, 632, 1192, 1216, 1264, 1501, 2384, 2432, 2528, 2831, 3002, 4768, 5056, 5662, 6004, 9536, 10112, 11324, 11771, 12008, 19072, 22648, 23542, 24016, 45296, 47084, 48032, 90592, 94168, 96064, 181184, 188336, 192128, 223649, 362368, 376672, 447298, 753344, 894596, 1506688, 1789192, 3578384, 7156768, 14313536, 28627072]

約数ペア:

[(1, 28627072), (2, 14313536), (4, 7156768), (8, 3578384), (16, 1789192), (19, 1506688), (32, 894596), (38, 753344), (64, 447298), (76, 376672), (79, 362368), (128, 223649), (149, 192128), (152, 188336), (158, 181184), (298, 96064), (304, 94168), (316, 90592), (596, 48032), (608, 47084), (632, 45296), (1192, 24016), (1216, 23542), (1264, 22648), (1501, 19072), (2384, 12008), (2432, 11771), (2528, 11324), (2831, 10112), (3002, 9536), (4768, 6004), (5056, 5662)]