388372712

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{17209}}^1$

素因数の和:17266

約数の個数: 64

約数和(自身を含む): 925209600

約数和(自身を除く): 536836888

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 31, 52, 56, 62, 91, 104, 124, 182, 217, 248, 364, 403, 434, 728, 806, 868, 1612, 1736, 2821, 3224, 5642, 11284, 17209, 22568, 34418, 68836, 120463, 137672, 223717, 240926, 447434, 481852, 533479, 894868, 963704, 1066958, 1566019, 1789736, 2133916, 3132038, 3734353, 4267832, 6264076, 6935227, 7468706, 12528152, 13870454, 14937412, 27740908, 29874824, 48546589, 55481816, 97093178, 194186356, 388372712]

約数ペア:

[(1, 388372712), (2, 194186356), (4, 97093178), (7, 55481816), (8, 48546589), (13, 29874824), (14, 27740908), (26, 14937412), (28, 13870454), (31, 12528152), (52, 7468706), (56, 6935227), (62, 6264076), (91, 4267832), (104, 3734353), (124, 3132038), (182, 2133916), (217, 1789736), (248, 1566019), (364, 1066958), (403, 963704), (434, 894868), (728, 533479), (806, 481852), (868, 447434), (1612, 240926), (1736, 223717), (2821, 137672), (3224, 120463), (5642, 68836), (11284, 34418), (17209, 22568)]