621244959

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{487}}^1$

素因数の和:727

約数の個数: 32

約数和(自身を含む): 865188864

約数和(自身を除く): 243943905

約数列:

[1, 3, 53, 71, 113, 159, 213, 339, 487, 1461, 3763, 5989, 8023, 11289, 17967, 24069, 25811, 34577, 55031, 77433, 103731, 165093, 425219, 1275657, 1832581, 2916643, 3907201, 5497743, 8749929, 11721603, 207081653, 621244959]

約数ペア:

[(1, 621244959), (3, 207081653), (53, 11721603), (71, 8749929), (113, 5497743), (159, 3907201), (213, 2916643), (339, 1832581), (487, 1275657), (1461, 425219), (3763, 165093), (5989, 103731), (8023, 77433), (11289, 55031), (17967, 34577), (24069, 25811)]