201234567

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:220

約数の個数: 64

約数和(自身を含む): 313344000

約数和(自身を除く): 112109433

約数列:

[1, 3, 19, 23, 29, 57, 67, 69, 79, 87, 201, 237, 437, 551, 667, 1273, 1311, 1501, 1541, 1653, 1817, 1943, 2001, 2291, 3819, 4503, 4623, 5293, 5451, 5829, 6873, 12673, 15879, 29279, 34523, 36917, 38019, 43529, 44689, 52693, 87837, 100567, 103569, 110751, 121739, 130587, 134067, 153497, 158079, 301701, 365217, 460491, 849091, 1001167, 2313041, 2547273, 2916443, 3003501, 3530431, 6939123, 8749329, 10591293, 67078189, 201234567]

約数ペア:

[(1, 201234567), (3, 67078189), (19, 10591293), (23, 8749329), (29, 6939123), (57, 3530431), (67, 3003501), (69, 2916443), (79, 2547273), (87, 2313041), (201, 1001167), (237, 849091), (437, 460491), (551, 365217), (667, 301701), (1273, 158079), (1311, 153497), (1501, 134067), (1541, 130587), (1653, 121739), (1817, 110751), (1943, 103569), (2001, 100567), (2291, 87837), (3819, 52693), (4503, 44689), (4623, 43529), (5293, 38019), (5451, 36917), (5829, 34523), (6873, 29279), (12673, 15879)]