420617964

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{50873}}^1$

素因数の和:50946

約数の個数: 48

約数和(自身を含む): 1076900832

約数和(自身を除く): 656282868

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 53, 78, 106, 156, 159, 212, 318, 636, 689, 1378, 2067, 2756, 4134, 8268, 50873, 101746, 152619, 203492, 305238, 610476, 661349, 1322698, 1984047, 2645396, 2696269, 3968094, 5392538, 7936188, 8088807, 10785076, 16177614, 32355228, 35051497, 70102994, 105154491, 140205988, 210308982, 420617964]

約数ペア:

[(1, 420617964), (2, 210308982), (3, 140205988), (4, 105154491), (6, 70102994), (12, 35051497), (13, 32355228), (26, 16177614), (39, 10785076), (52, 8088807), (53, 7936188), (78, 5392538), (106, 3968094), (156, 2696269), (159, 2645396), (212, 1984047), (318, 1322698), (636, 661349), (689, 610476), (1378, 305238), (2067, 203492), (2756, 152619), (4134, 101746), (8268, 50873)]