142170028

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{35507}}^1$

素因数の和:35542

約数の個数: 48

約数和(自身を含む): 334059264

約数和(自身を除く): 191889236

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 77, 91, 143, 154, 182, 286, 308, 364, 572, 1001, 2002, 4004, 35507, 71014, 142028, 248549, 390577, 461591, 497098, 781154, 923182, 994196, 1562308, 1846364, 2734039, 3231137, 5077501, 5468078, 6462274, 10155002, 10936156, 12924548, 20310004, 35542507, 71085014, 142170028]

約数ペア:

[(1, 142170028), (2, 71085014), (4, 35542507), (7, 20310004), (11, 12924548), (13, 10936156), (14, 10155002), (22, 6462274), (26, 5468078), (28, 5077501), (44, 3231137), (52, 2734039), (77, 1846364), (91, 1562308), (143, 994196), (154, 923182), (182, 781154), (286, 497098), (308, 461591), (364, 390577), (572, 248549), (1001, 142028), (2002, 71014), (4004, 35507)]