15705970497

素因数分解:

$3^3\times 7^1\times {\mathrm{107}}^1\times {\mathrm{263}}^1\times {\mathrm{2953}}^1$

素因数の和:3339

約数の個数: 64

約数和(自身を含む): 26951823360

約数和(自身を除く): 11245852863

約数列:

[1, 3, 7, 9, 21, 27, 63, 107, 189, 263, 321, 749, 789, 963, 1841, 2247, 2367, 2889, 2953, 5523, 6741, 7101, 8859, 16569, 20223, 20671, 26577, 28141, 49707, 62013, 79731, 84423, 186039, 196987, 253269, 315971, 558117, 590961, 759807, 776639, 947913, 1772883, 2211797, 2329917, 2843739, 5318649, 5436473, 6635391, 6989751, 8531217, 16309419, 19906173, 20969253, 48928257, 59718519, 83100373, 146784771, 249301119, 581702611, 747903357, 1745107833, 2243710071, 5235323499, 15705970497]

約数ペア:

[(1, 15705970497), (3, 5235323499), (7, 2243710071), (9, 1745107833), (21, 747903357), (27, 581702611), (63, 249301119), (107, 146784771), (189, 83100373), (263, 59718519), (321, 48928257), (749, 20969253), (789, 19906173), (963, 16309419), (1841, 8531217), (2247, 6989751), (2367, 6635391), (2889, 5436473), (2953, 5318649), (5523, 2843739), (6741, 2329917), (7101, 2211797), (8859, 1772883), (16569, 947913), (20223, 776639), (20671, 759807), (26577, 590961), (28141, 558117), (49707, 315971), (62013, 253269), (79731, 196987), (84423, 186039)]