393882008

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{3761}}^1$

素因数の和:3852

約数の個数: 64

約数和(自身を含む): 853221600

約数和(自身を除く): 459339592

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 53, 76, 104, 106, 152, 212, 247, 424, 494, 689, 988, 1007, 1378, 1976, 2014, 2756, 3761, 4028, 5512, 7522, 8056, 13091, 15044, 26182, 30088, 48893, 52364, 71459, 97786, 104728, 142918, 195572, 199333, 285836, 391144, 398666, 571672, 797332, 928967, 1594664, 1857934, 2591329, 3715868, 3787327, 5182658, 7431736, 7574654, 10365316, 15149308, 20730632, 30298616, 49235251, 98470502, 196941004, 393882008]

約数ペア:

[(1, 393882008), (2, 196941004), (4, 98470502), (8, 49235251), (13, 30298616), (19, 20730632), (26, 15149308), (38, 10365316), (52, 7574654), (53, 7431736), (76, 5182658), (104, 3787327), (106, 3715868), (152, 2591329), (212, 1857934), (247, 1594664), (424, 928967), (494, 797332), (689, 571672), (988, 398666), (1007, 391144), (1378, 285836), (1976, 199333), (2014, 195572), (2756, 142918), (3761, 104728), (4028, 97786), (5512, 71459), (7522, 52364), (8056, 48893), (13091, 30088), (15044, 26182)]