20154711465

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{127711}}^1$

素因数の和:127899

約数の個数: 64

約数和(自身を含む): 41194782720

約数和(自身を除く): 21040071255

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 167, 189, 315, 501, 835, 945, 1169, 1503, 2505, 3507, 4509, 5845, 7515, 10521, 17535, 22545, 31563, 52605, 127711, 157815, 383133, 638555, 893977, 1149399, 1915665, 2681931, 3448197, 4469885, 5746995, 8045793, 13409655, 17240985, 21327737, 24137379, 40228965, 63983211, 106638685, 120686895, 149294159, 191949633, 319916055, 447882477, 575848899, 746470795, 959748165, 1343647431, 2239412385, 2879244495, 4030942293, 6718237155, 20154711465]

約数ペア:

[(1, 20154711465), (3, 6718237155), (5, 4030942293), (7, 2879244495), (9, 2239412385), (15, 1343647431), (21, 959748165), (27, 746470795), (35, 575848899), (45, 447882477), (63, 319916055), (105, 191949633), (135, 149294159), (167, 120686895), (189, 106638685), (315, 63983211), (501, 40228965), (835, 24137379), (945, 21327737), (1169, 17240985), (1503, 13409655), (2505, 8045793), (3507, 5746995), (4509, 4469885), (5845, 3448197), (7515, 2681931), (10521, 1915665), (17535, 1149399), (22545, 893977), (31563, 638555), (52605, 383133), (127711, 157815)]