15207675665

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1\times {\mathrm{2111}}^1$

素因数の和:2430

約数の個数: 64

約数和(自身を含む): 22889889792

約数和(自身を除く): 7682214127

約数列:

[1, 5, 7, 13, 35, 65, 71, 91, 223, 355, 455, 497, 923, 1115, 1561, 2111, 2485, 2899, 4615, 6461, 7805, 10555, 14495, 14777, 15833, 20293, 27443, 32305, 73885, 79165, 101465, 110831, 137215, 149881, 192101, 205829, 470753, 554155, 749405, 960505, 1029145, 1049167, 1440803, 1948453, 2353765, 3295271, 5245835, 6119789, 7204015, 9742265, 13639171, 16476355, 30598945, 33423463, 42838523, 68195855, 167117315, 214192615, 233964241, 434505019, 1169821205, 2172525095, 3041535133, 15207675665]

約数ペア:

[(1, 15207675665), (5, 3041535133), (7, 2172525095), (13, 1169821205), (35, 434505019), (65, 233964241), (71, 214192615), (91, 167117315), (223, 68195855), (355, 42838523), (455, 33423463), (497, 30598945), (923, 16476355), (1115, 13639171), (1561, 9742265), (2111, 7204015), (2485, 6119789), (2899, 5245835), (4615, 3295271), (6461, 2353765), (7805, 1948453), (10555, 1440803), (14495, 1049167), (14777, 1029145), (15833, 960505), (20293, 749405), (27443, 554155), (32305, 470753), (73885, 205829), (79165, 192101), (101465, 149881), (110831, 137215)]