1290279172

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^2\times {\mathrm{38953}}^1$

素因数の和:38997

約数の個数: 54

約数和(自身を含む): 2844304218

約数和(自身を除く): 1554025046

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 169, 182, 196, 338, 364, 637, 676, 1183, 1274, 2366, 2548, 4732, 8281, 16562, 33124, 38953, 77906, 155812, 272671, 506389, 545342, 1012778, 1090684, 1908697, 2025556, 3544723, 3817394, 6583057, 7089446, 7634788, 13166114, 14178892, 24813061, 26332228, 46081399, 49626122, 92162798, 99252244, 184325596, 322569793, 645139586, 1290279172]

約数ペア:

[(1, 1290279172), (2, 645139586), (4, 322569793), (7, 184325596), (13, 99252244), (14, 92162798), (26, 49626122), (28, 46081399), (49, 26332228), (52, 24813061), (91, 14178892), (98, 13166114), (169, 7634788), (182, 7089446), (196, 6583057), (338, 3817394), (364, 3544723), (637, 2025556), (676, 1908697), (1183, 1090684), (1274, 1012778), (2366, 545342), (2548, 506389), (4732, 272671), (8281, 155812), (16562, 77906), (33124, 38953)]