28697916

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2591}}^1$

素因数の和:2682

約数の個数: 48

約数和(自身を含む): 73156608

約数和(自身を除く): 44458692

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 71, 78, 142, 156, 213, 284, 426, 852, 923, 1846, 2591, 2769, 3692, 5182, 5538, 7773, 10364, 11076, 15546, 31092, 33683, 67366, 101049, 134732, 183961, 202098, 367922, 404196, 551883, 735844, 1103766, 2207532, 2391493, 4782986, 7174479, 9565972, 14348958, 28697916]

約数ペア:

[(1, 28697916), (2, 14348958), (3, 9565972), (4, 7174479), (6, 4782986), (12, 2391493), (13, 2207532), (26, 1103766), (39, 735844), (52, 551883), (71, 404196), (78, 367922), (142, 202098), (156, 183961), (213, 134732), (284, 101049), (426, 67366), (852, 33683), (923, 31092), (1846, 15546), (2591, 11076), (2769, 10364), (3692, 7773), (5182, 5538)]