39757455

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{359}}^1$

素因数の和:500

約数の個数: 48

約数和(自身を含む): 72783360

約数和(自身を除く): 33025905

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 107, 115, 207, 321, 345, 359, 535, 963, 1035, 1077, 1605, 1795, 2461, 3231, 4815, 5385, 7383, 8257, 12305, 16155, 22149, 24771, 36915, 38413, 41285, 74313, 110745, 115239, 123855, 192065, 345717, 371565, 576195, 883499, 1728585, 2650497, 4417495, 7951491, 13252485, 39757455]

約数ペア:

[(1, 39757455), (3, 13252485), (5, 7951491), (9, 4417495), (15, 2650497), (23, 1728585), (45, 883499), (69, 576195), (107, 371565), (115, 345717), (207, 192065), (321, 123855), (345, 115239), (359, 110745), (535, 74313), (963, 41285), (1035, 38413), (1077, 36915), (1605, 24771), (1795, 22149), (2461, 16155), (3231, 12305), (4815, 8257), (5385, 7383)]