870828855

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{881}}^1$

素因数の和:1076

約数の個数: 64

約数和(自身を含む): 1554069888

約数和(自身を除く): 683241033

約数列:

[1, 3, 5, 13, 15, 37, 39, 65, 111, 137, 185, 195, 411, 481, 555, 685, 881, 1443, 1781, 2055, 2405, 2643, 4405, 5069, 5343, 7215, 8905, 11453, 13215, 15207, 25345, 26715, 32597, 34359, 57265, 65897, 76035, 97791, 120697, 162985, 171795, 197691, 329485, 362091, 423761, 488955, 603485, 988455, 1271283, 1569061, 1810455, 2118805, 4465789, 4707183, 6356415, 7845305, 13397367, 22328945, 23535915, 58055257, 66986835, 174165771, 290276285, 870828855]

約数ペア:

[(1, 870828855), (3, 290276285), (5, 174165771), (13, 66986835), (15, 58055257), (37, 23535915), (39, 22328945), (65, 13397367), (111, 7845305), (137, 6356415), (185, 4707183), (195, 4465789), (411, 2118805), (481, 1810455), (555, 1569061), (685, 1271283), (881, 988455), (1443, 603485), (1781, 488955), (2055, 423761), (2405, 362091), (2643, 329485), (4405, 197691), (5069, 171795), (5343, 162985), (7215, 120697), (8905, 97791), (11453, 76035), (13215, 65897), (15207, 57265), (25345, 34359), (26715, 32597)]