213715935

素因数分解:

$3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{691}}^1$

素因数の和:813

約数の個数: 64

約数和(自身を含む): 398592000

約数和(自身を除く): 184876065

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 79, 87, 135, 145, 237, 261, 395, 435, 691, 711, 783, 1185, 1305, 2073, 2133, 2291, 3455, 3555, 3915, 6219, 6873, 10365, 10665, 11455, 18657, 20039, 20619, 31095, 34365, 54589, 60117, 61857, 93285, 100195, 103095, 163767, 180351, 272945, 300585, 309285, 491301, 541053, 818835, 901755, 1473903, 1583081, 2456505, 2705265, 4749243, 7369515, 7915405, 14247729, 23746215, 42743187, 71238645, 213715935]

約数ペア:

[(1, 213715935), (3, 71238645), (5, 42743187), (9, 23746215), (15, 14247729), (27, 7915405), (29, 7369515), (45, 4749243), (79, 2705265), (87, 2456505), (135, 1583081), (145, 1473903), (237, 901755), (261, 818835), (395, 541053), (435, 491301), (691, 309285), (711, 300585), (783, 272945), (1185, 180351), (1305, 163767), (2073, 103095), (2133, 100195), (2291, 93285), (3455, 61857), (3555, 60117), (3915, 54589), (6219, 34365), (6873, 31095), (10365, 20619), (10665, 20039), (11455, 18657)]