15721497603

素因数分解:

$3^5\times 7^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{6781}}^1$

素因数の和:6879

約数の個数: 96

約数和(自身を含む): 28438824960

約数和(自身を除く): 12717327357

約数列:

[1, 3, 7, 9, 21, 27, 29, 47, 63, 81, 87, 141, 189, 203, 243, 261, 329, 423, 567, 609, 783, 987, 1269, 1363, 1701, 1827, 2349, 2961, 3807, 4089, 5481, 6781, 7047, 8883, 9541, 11421, 12267, 16443, 20343, 26649, 28623, 36801, 47467, 49329, 61029, 79947, 85869, 110403, 142401, 183087, 196649, 257607, 318707, 331209, 427203, 549261, 589947, 772821, 956121, 1281609, 1376543, 1647783, 1769841, 2230949, 2318463, 2868363, 3844827, 4129629, 5309523, 6692847, 8605089, 9242503, 11534481, 12388887, 15928569, 20078541, 25815267, 27727509, 37166661, 47785707, 60235623, 64697521, 77445801, 83182527, 111499983, 180706869, 194092563, 249547581, 334499949, 542120607, 582277689, 748642743, 1746833067, 2245928229, 5240499201, 15721497603]

約数ペア:

[(1, 15721497603), (3, 5240499201), (7, 2245928229), (9, 1746833067), (21, 748642743), (27, 582277689), (29, 542120607), (47, 334499949), (63, 249547581), (81, 194092563), (87, 180706869), (141, 111499983), (189, 83182527), (203, 77445801), (243, 64697521), (261, 60235623), (329, 47785707), (423, 37166661), (567, 27727509), (609, 25815267), (783, 20078541), (987, 15928569), (1269, 12388887), (1363, 11534481), (1701, 9242503), (1827, 8605089), (2349, 6692847), (2961, 5309523), (3807, 4129629), (4089, 3844827), (5481, 2868363), (6781, 2318463), (7047, 2230949), (8883, 1769841), (9541, 1647783), (11421, 1376543), (12267, 1281609), (16443, 956121), (20343, 772821), (26649, 589947), (28623, 549261), (36801, 427203), (47467, 331209), (49329, 318707), (61029, 257607), (79947, 196649), (85869, 183087), (110403, 142401)]