391355172

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{278743}}^1$

素因数の和:278769

約数の個数: 48

約数和(自身を含む): 1092676480

約数和(自身を除く): 701321308

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 108, 117, 156, 234, 351, 468, 702, 1404, 278743, 557486, 836229, 1114972, 1672458, 2508687, 3344916, 3623659, 5017374, 7247318, 7526061, 10034748, 10870977, 14494636, 15052122, 21741954, 30104244, 32612931, 43483908, 65225862, 97838793, 130451724, 195677586, 391355172]

約数ペア:

[(1, 391355172), (2, 195677586), (3, 130451724), (4, 97838793), (6, 65225862), (9, 43483908), (12, 32612931), (13, 30104244), (18, 21741954), (26, 15052122), (27, 14494636), (36, 10870977), (39, 10034748), (52, 7526061), (54, 7247318), (78, 5017374), (108, 3623659), (117, 3344916), (156, 2508687), (234, 1672458), (351, 1114972), (468, 836229), (702, 557486), (1404, 278743)]