25723334

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{331}}^1$

素因数の和:421

約数の個数: 48

約数和(自身を含む): 49278096

約数和(自身を除く): 23554762

約数列:

[1, 2, 7, 13, 14, 26, 49, 61, 91, 98, 122, 182, 331, 427, 637, 662, 793, 854, 1274, 1586, 2317, 2989, 4303, 4634, 5551, 5978, 8606, 11102, 16219, 20191, 30121, 32438, 38857, 40382, 60242, 77714, 141337, 210847, 262483, 282674, 421694, 524966, 989359, 1837381, 1978718, 3674762, 12861667, 25723334]

約数ペア:

[(1, 25723334), (2, 12861667), (7, 3674762), (13, 1978718), (14, 1837381), (26, 989359), (49, 524966), (61, 421694), (91, 282674), (98, 262483), (122, 210847), (182, 141337), (331, 77714), (427, 60242), (637, 40382), (662, 38857), (793, 32438), (854, 30121), (1274, 20191), (1586, 16219), (2317, 11102), (2989, 8606), (4303, 5978), (4634, 5551)]