20162941281

素因数分解:

$3^5\times 7^1\times {\mathrm{61}}^1\times {\mathrm{317}}^1\times {\mathrm{613}}^1$

素因数の和:1013

約数の個数: 96

約数和(自身を含む): 35251577088

約数和(自身を除く): 15088635807

約数列:

[1, 3, 7, 9, 21, 27, 61, 63, 81, 183, 189, 243, 317, 427, 549, 567, 613, 951, 1281, 1647, 1701, 1839, 2219, 2853, 3843, 4291, 4941, 5517, 6657, 8559, 11529, 12873, 14823, 16551, 19337, 19971, 25677, 34587, 37393, 38619, 49653, 58011, 59913, 77031, 103761, 112179, 115857, 135359, 148959, 174033, 179739, 194321, 261751, 336537, 347571, 406077, 522099, 539217, 582963, 785253, 1009611, 1042713, 1218231, 1360247, 1566297, 1748889, 2355759, 3028833, 3654693, 4080741, 4698891, 5246667, 7067277, 9086499, 10964079, 11853581, 12242223, 15740001, 21201831, 32892237, 35560743, 36726669, 47220003, 63605493, 82975067, 106682229, 110180007, 248925201, 320046687, 330540021, 746775603, 960140061, 2240326809, 2880420183, 6720980427, 20162941281]

約数ペア:

[(1, 20162941281), (3, 6720980427), (7, 2880420183), (9, 2240326809), (21, 960140061), (27, 746775603), (61, 330540021), (63, 320046687), (81, 248925201), (183, 110180007), (189, 106682229), (243, 82975067), (317, 63605493), (427, 47220003), (549, 36726669), (567, 35560743), (613, 32892237), (951, 21201831), (1281, 15740001), (1647, 12242223), (1701, 11853581), (1839, 10964079), (2219, 9086499), (2853, 7067277), (3843, 5246667), (4291, 4698891), (4941, 4080741), (5517, 3654693), (6657, 3028833), (8559, 2355759), (11529, 1748889), (12873, 1566297), (14823, 1360247), (16551, 1218231), (19337, 1042713), (19971, 1009611), (25677, 785253), (34587, 582963), (37393, 539217), (38619, 522099), (49653, 406077), (58011, 347571), (59913, 336537), (77031, 261751), (103761, 194321), (112179, 179739), (115857, 174033), (135359, 148959)]