28696304

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19709}}^1$

素因数の和:19737

約数の個数: 40

約数和(自身を含む): 68433120

約数和(自身を除く): 39736816

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 19709, 39418, 78836, 137963, 157672, 256217, 275926, 315344, 512434, 551852, 1024868, 1103704, 1793519, 2049736, 2207408, 3587038, 4099472, 7174076, 14348152, 28696304]

約数ペア:

[(1, 28696304), (2, 14348152), (4, 7174076), (7, 4099472), (8, 3587038), (13, 2207408), (14, 2049736), (16, 1793519), (26, 1103704), (28, 1024868), (52, 551852), (56, 512434), (91, 315344), (104, 275926), (112, 256217), (182, 157672), (208, 137963), (364, 78836), (728, 39418), (1456, 19709)]