285424251

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{4801}}^1$

素因数の和:4979

約数の個数: 32

約数和(自身を含む): 460992000

約数和(自身を除く): 175567749

約数列:

[1, 3, 7, 19, 21, 57, 133, 149, 399, 447, 1043, 2831, 3129, 4801, 8493, 14403, 19817, 33607, 59451, 91219, 100821, 273657, 638533, 715349, 1915599, 2146047, 5007443, 13591631, 15022329, 40774893, 95141417, 285424251]

約数ペア:

[(1, 285424251), (3, 95141417), (7, 40774893), (19, 15022329), (21, 13591631), (57, 5007443), (133, 2146047), (149, 1915599), (399, 715349), (447, 638533), (1043, 273657), (2831, 100821), (3129, 91219), (4801, 59451), (8493, 33607), (14403, 19817)]