28483637

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{439}}^1$

素因数の和:513

約数の個数: 32

約数和(自身を含む): 37847040

約数和(自身を除く): 9363403

約数列:

[1, 7, 13, 23, 31, 91, 161, 217, 299, 403, 439, 713, 2093, 2821, 3073, 4991, 5707, 9269, 10097, 13609, 39949, 64883, 70679, 95263, 131261, 176917, 313007, 918827, 1238419, 2191049, 4069091, 28483637]

約数ペア:

[(1, 28483637), (7, 4069091), (13, 2191049), (23, 1238419), (31, 918827), (91, 313007), (161, 176917), (217, 131261), (299, 95263), (403, 70679), (439, 64883), (713, 39949), (2093, 13609), (2821, 10097), (3073, 9269), (4991, 5707)]