42193431

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{787}}^1$

素因数の和:860

約数の個数: 48

約数和(自身を含む): 74740224

約数和(自身を除く): 32546793

約数列:

[1, 3, 7, 9, 21, 23, 37, 63, 69, 111, 161, 207, 259, 333, 483, 777, 787, 851, 1449, 2331, 2361, 2553, 5509, 5957, 7083, 7659, 16527, 17871, 18101, 29119, 49581, 53613, 54303, 87357, 126707, 162909, 203833, 262071, 380121, 611499, 669737, 1140363, 1834497, 2009211, 4688159, 6027633, 14064477, 42193431]

約数ペア:

[(1, 42193431), (3, 14064477), (7, 6027633), (9, 4688159), (21, 2009211), (23, 1834497), (37, 1140363), (63, 669737), (69, 611499), (111, 380121), (161, 262071), (207, 203833), (259, 162909), (333, 126707), (483, 87357), (777, 54303), (787, 53613), (851, 49581), (1449, 29119), (2331, 18101), (2361, 17871), (2553, 16527), (5509, 7659), (5957, 7083)]