664734135

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{613}}^1$

素因数の和:784

約数の個数: 64

約数和(自身を含む): 1178408448

約数和(自身を除く): 513674313

約数列:

[1, 3, 5, 13, 15, 39, 65, 67, 83, 195, 201, 249, 335, 415, 613, 871, 1005, 1079, 1245, 1839, 2613, 3065, 3237, 4355, 5395, 5561, 7969, 9195, 13065, 16185, 16683, 23907, 27805, 39845, 41071, 50879, 72293, 83415, 119535, 123213, 152637, 205355, 216879, 254395, 361465, 533923, 616065, 661427, 763185, 1084395, 1601769, 1984281, 2669615, 3307135, 3408893, 8008845, 9921405, 10226679, 17044465, 44315609, 51133395, 132946827, 221578045, 664734135]

約数ペア:

[(1, 664734135), (3, 221578045), (5, 132946827), (13, 51133395), (15, 44315609), (39, 17044465), (65, 10226679), (67, 9921405), (83, 8008845), (195, 3408893), (201, 3307135), (249, 2669615), (335, 1984281), (415, 1601769), (613, 1084395), (871, 763185), (1005, 661427), (1079, 616065), (1245, 533923), (1839, 361465), (2613, 254395), (3065, 216879), (3237, 205355), (4355, 152637), (5395, 123213), (5561, 119535), (7969, 83415), (9195, 72293), (13065, 50879), (16185, 41071), (16683, 39845), (23907, 27805)]