42321609

素因数分解:

$3^5\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1$

素因数の和:320

約数の個数: 48

約数和(自身を含む): 70447104

約数和(自身を除く): 28125495

約数列:

[1, 3, 9, 11, 27, 33, 71, 81, 99, 213, 223, 243, 297, 639, 669, 781, 891, 1917, 2007, 2343, 2453, 2673, 5751, 6021, 7029, 7359, 15833, 17253, 18063, 21087, 22077, 47499, 54189, 63261, 66231, 142497, 174163, 189783, 198693, 427491, 522489, 596079, 1282473, 1567467, 3847419, 4702401, 14107203, 42321609]

約数ペア:

[(1, 42321609), (3, 14107203), (9, 4702401), (11, 3847419), (27, 1567467), (33, 1282473), (71, 596079), (81, 522489), (99, 427491), (213, 198693), (223, 189783), (243, 174163), (297, 142497), (639, 66231), (669, 63261), (781, 54189), (891, 47499), (1917, 22077), (2007, 21087), (2343, 18063), (2453, 17253), (2673, 15833), (5751, 7359), (6021, 7029)]