213247178495

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{747829}}^1$

素因数の和:747995

約数の個数: 32

約数和(自身を含む): 284941177920

約数和(自身を除く): 71693999425

約数列:

[1, 5, 13, 41, 65, 107, 205, 533, 535, 1391, 2665, 4387, 6955, 21935, 57031, 285155, 747829, 3739145, 9721777, 30660989, 48608885, 80017703, 153304945, 398592857, 400088515, 1040230139, 1992964285, 3280725823, 5201150695, 16403629115, 42649435699, 213247178495]

約数ペア:

[(1, 213247178495), (5, 42649435699), (13, 16403629115), (41, 5201150695), (65, 3280725823), (107, 1992964285), (205, 1040230139), (533, 400088515), (535, 398592857), (1391, 153304945), (2665, 80017703), (4387, 48608885), (6955, 30660989), (21935, 9721777), (57031, 3739145), (285155, 747829)]