72931215

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{263}}^1$

素因数の和:436

約数の個数: 64

約数和(自身を含む): 141926400

約数和(自身を除く): 68995185

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 95, 105, 133, 139, 263, 285, 399, 417, 665, 695, 789, 973, 1315, 1841, 1995, 2085, 2641, 2919, 3945, 4865, 4997, 5523, 7923, 9205, 13205, 14595, 14991, 18487, 24985, 27615, 34979, 36557, 39615, 55461, 74955, 92435, 104937, 109671, 174895, 182785, 255899, 277305, 524685, 548355, 694583, 767697, 1279495, 2083749, 3472915, 3838485, 4862081, 10418745, 14586243, 24310405, 72931215]

約数ペア:

[(1, 72931215), (3, 24310405), (5, 14586243), (7, 10418745), (15, 4862081), (19, 3838485), (21, 3472915), (35, 2083749), (57, 1279495), (95, 767697), (105, 694583), (133, 548355), (139, 524685), (263, 277305), (285, 255899), (399, 182785), (417, 174895), (665, 109671), (695, 104937), (789, 92435), (973, 74955), (1315, 55461), (1841, 39615), (1995, 36557), (2085, 34979), (2641, 27615), (2919, 24985), (3945, 18487), (4865, 14991), (4997, 14595), (5523, 13205), (7923, 9205)]