51538494

素因数分解:

$2^1\times 3^1\times 7^3\times {\mathrm{79}}^1\times {\mathrm{317}}^1$

素因数の和:422

約数の個数: 64

約数和(自身を含む): 122112000

約数和(自身を除く): 70573506

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 79, 98, 147, 158, 237, 294, 317, 343, 474, 553, 634, 686, 951, 1029, 1106, 1659, 1902, 2058, 2219, 3318, 3871, 4438, 6657, 7742, 11613, 13314, 15533, 23226, 25043, 27097, 31066, 46599, 50086, 54194, 75129, 81291, 93198, 108731, 150258, 162582, 175301, 217462, 326193, 350602, 525903, 652386, 1051806, 1227107, 2454214, 3681321, 7362642, 8589749, 17179498, 25769247, 51538494]

約数ペア:

[(1, 51538494), (2, 25769247), (3, 17179498), (6, 8589749), (7, 7362642), (14, 3681321), (21, 2454214), (42, 1227107), (49, 1051806), (79, 652386), (98, 525903), (147, 350602), (158, 326193), (237, 217462), (294, 175301), (317, 162582), (343, 150258), (474, 108731), (553, 93198), (634, 81291), (686, 75129), (951, 54194), (1029, 50086), (1106, 46599), (1659, 31066), (1902, 27097), (2058, 25043), (2219, 23226), (3318, 15533), (3871, 13314), (4438, 11613), (6657, 7742)]