28125396

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3163}}^1$

素因数の和:3205

約数の個数: 72

約数和(自身を含む): 80618720

約数和(自身を除く): 52493324

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 36, 38, 39, 52, 57, 76, 78, 114, 117, 156, 171, 228, 234, 247, 342, 468, 494, 684, 741, 988, 1482, 2223, 2964, 3163, 4446, 6326, 8892, 9489, 12652, 18978, 28467, 37956, 41119, 56934, 60097, 82238, 113868, 120194, 123357, 164476, 180291, 240388, 246714, 360582, 370071, 493428, 540873, 721164, 740142, 781261, 1081746, 1480284, 1562522, 2163492, 2343783, 3125044, 4687566, 7031349, 9375132, 14062698, 28125396]

約数ペア:

[(1, 28125396), (2, 14062698), (3, 9375132), (4, 7031349), (6, 4687566), (9, 3125044), (12, 2343783), (13, 2163492), (18, 1562522), (19, 1480284), (26, 1081746), (36, 781261), (38, 740142), (39, 721164), (52, 540873), (57, 493428), (76, 370071), (78, 360582), (114, 246714), (117, 240388), (156, 180291), (171, 164476), (228, 123357), (234, 120194), (247, 113868), (342, 82238), (468, 60097), (494, 56934), (684, 41119), (741, 37956), (988, 28467), (1482, 18978), (2223, 12652), (2964, 9489), (3163, 8892), (4446, 6326)]