28570899

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{397}}^1$

素因数の和:579

約数の個数: 32

約数和(自身を含む): 45849600

約数和(自身を除く): 17278701

約数列:

[1, 3, 7, 21, 23, 69, 149, 161, 397, 447, 483, 1043, 1191, 2779, 3129, 3427, 8337, 9131, 10281, 23989, 27393, 59153, 63917, 71967, 177459, 191751, 414071, 1242213, 1360519, 4081557, 9523633, 28570899]

約数ペア:

[(1, 28570899), (3, 9523633), (7, 4081557), (21, 1360519), (23, 1242213), (69, 414071), (149, 191751), (161, 177459), (397, 71967), (447, 63917), (483, 59153), (1043, 27393), (1191, 23989), (2779, 10281), (3129, 9131), (3427, 8337)]