28405584

素因数分解:

$2^4\times 3^2\times {\mathrm{197261}}^1$

素因数の和:197275

約数の個数: 30

約数和(自身を含む): 79496586

約数和(自身を除く): 51091002

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 197261, 394522, 591783, 789044, 1183566, 1578088, 1775349, 2367132, 3156176, 3550698, 4734264, 7101396, 9468528, 14202792, 28405584]

約数ペア:

[(1, 28405584), (2, 14202792), (3, 9468528), (4, 7101396), (6, 4734264), (8, 3550698), (9, 3156176), (12, 2367132), (16, 1775349), (18, 1578088), (24, 1183566), (36, 789044), (48, 591783), (72, 394522), (144, 197261)]