28924077

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{1049}}^1$

素因数の和:1173

約数の個数: 32

約数和(自身を含む): 47980800

約数和(自身を除く): 19056723

約数列:

[1, 3, 7, 13, 21, 39, 91, 101, 273, 303, 707, 1049, 1313, 2121, 3147, 3939, 7343, 9191, 13637, 22029, 27573, 40911, 95459, 105949, 286377, 317847, 741643, 1377337, 2224929, 4132011, 9641359, 28924077]

約数ペア:

[(1, 28924077), (3, 9641359), (7, 4132011), (13, 2224929), (21, 1377337), (39, 741643), (91, 317847), (101, 286377), (273, 105949), (303, 95459), (707, 40911), (1049, 27573), (1313, 22029), (2121, 13637), (3147, 9191), (3939, 7343)]