51418395

素因数分解:

$3^4\times 5^1\times 7^2\times {\mathrm{2591}}^1$

素因数の和:2622

約数の個数: 60

約数和(自身を含む): 107262144

約数和(自身を除く): 55843749

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 49, 63, 81, 105, 135, 147, 189, 245, 315, 405, 441, 567, 735, 945, 1323, 2205, 2591, 2835, 3969, 6615, 7773, 12955, 18137, 19845, 23319, 38865, 54411, 69957, 90685, 116595, 126959, 163233, 209871, 272055, 349785, 380877, 489699, 634795, 816165, 1049355, 1142631, 1469097, 1904385, 2448495, 3427893, 5713155, 7345485, 10283679, 17139465, 51418395]

約数ペア:

[(1, 51418395), (3, 17139465), (5, 10283679), (7, 7345485), (9, 5713155), (15, 3427893), (21, 2448495), (27, 1904385), (35, 1469097), (45, 1142631), (49, 1049355), (63, 816165), (81, 634795), (105, 489699), (135, 380877), (147, 349785), (189, 272055), (245, 209871), (315, 163233), (405, 126959), (441, 116595), (567, 90685), (735, 69957), (945, 54411), (1323, 38865), (2205, 23319), (2591, 19845), (2835, 18137), (3969, 12955), (6615, 7773)]