257658492

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{235951}}^1$

素因数の和:235978

約数の個数: 48

約数和(自身を含む): 739945472

約数和(自身を除く): 482286980

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 78, 84, 91, 156, 182, 273, 364, 546, 1092, 235951, 471902, 707853, 943804, 1415706, 1651657, 2831412, 3067363, 3303314, 4954971, 6134726, 6606628, 9202089, 9909942, 12269452, 18404178, 19819884, 21471541, 36808356, 42943082, 64414623, 85886164, 128829246, 257658492]

約数ペア:

[(1, 257658492), (2, 128829246), (3, 85886164), (4, 64414623), (6, 42943082), (7, 36808356), (12, 21471541), (13, 19819884), (14, 18404178), (21, 12269452), (26, 9909942), (28, 9202089), (39, 6606628), (42, 6134726), (52, 4954971), (78, 3303314), (84, 3067363), (91, 2831412), (156, 1651657), (182, 1415706), (273, 943804), (364, 707853), (546, 471902), (1092, 235951)]