211345316

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{59}}^1\times {\mathrm{757}}^1$

素因数の和:853

約数の個数: 72

約数和(自身を含む): 466079040

約数和(自身を除く): 254733724

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 59, 91, 118, 169, 182, 236, 338, 364, 413, 676, 757, 767, 826, 1183, 1514, 1534, 1652, 2366, 3028, 3068, 4732, 5299, 5369, 9841, 9971, 10598, 10738, 19682, 19942, 21196, 21476, 39364, 39884, 44663, 68887, 69797, 89326, 127933, 137774, 139594, 178652, 255866, 275548, 279188, 312641, 511732, 580619, 625282, 895531, 1161238, 1250564, 1791062, 2322476, 3582124, 4064333, 7548047, 8128666, 15096094, 16257332, 30192188, 52836329, 105672658, 211345316]

約数ペア:

[(1, 211345316), (2, 105672658), (4, 52836329), (7, 30192188), (13, 16257332), (14, 15096094), (26, 8128666), (28, 7548047), (52, 4064333), (59, 3582124), (91, 2322476), (118, 1791062), (169, 1250564), (182, 1161238), (236, 895531), (338, 625282), (364, 580619), (413, 511732), (676, 312641), (757, 279188), (767, 275548), (826, 255866), (1183, 178652), (1514, 139594), (1534, 137774), (1652, 127933), (2366, 89326), (3028, 69797), (3068, 68887), (4732, 44663), (5299, 39884), (5369, 39364), (9841, 21476), (9971, 21196), (10598, 19942), (10738, 19682)]