285157068

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{5449}}^1$

素因数の和:5559

約数の個数: 72

約数和(自身を含む): 782838000

約数和(自身を除く): 497680932

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 89, 98, 147, 178, 196, 267, 294, 356, 534, 588, 623, 1068, 1246, 1869, 2492, 3738, 4361, 5449, 7476, 8722, 10898, 13083, 16347, 17444, 21796, 26166, 32694, 38143, 52332, 65388, 76286, 114429, 152572, 228858, 267001, 457716, 484961, 534002, 801003, 969922, 1068004, 1454883, 1602006, 1939844, 2909766, 3204012, 3394727, 5819532, 6789454, 10184181, 13578908, 20368362, 23763089, 40736724, 47526178, 71289267, 95052356, 142578534, 285157068]

約数ペア:

[(1, 285157068), (2, 142578534), (3, 95052356), (4, 71289267), (6, 47526178), (7, 40736724), (12, 23763089), (14, 20368362), (21, 13578908), (28, 10184181), (42, 6789454), (49, 5819532), (84, 3394727), (89, 3204012), (98, 2909766), (147, 1939844), (178, 1602006), (196, 1454883), (267, 1068004), (294, 969922), (356, 801003), (534, 534002), (588, 484961), (623, 457716), (1068, 267001), (1246, 228858), (1869, 152572), (2492, 114429), (3738, 76286), (4361, 65388), (5449, 52332), (7476, 38143), (8722, 32694), (10898, 26166), (13083, 21796), (16347, 17444)]