291217992

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{491}}^1\times {\mathrm{1901}}^1$

素因数の和:2414

約数の個数: 64

約数和(自身を含む): 786058560

約数和(自身を除く): 494840568

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 491, 982, 1473, 1901, 1964, 2946, 3802, 3928, 5703, 5892, 6383, 7604, 11406, 11784, 12766, 15208, 19149, 22812, 24713, 25532, 38298, 45624, 49426, 51064, 74139, 76596, 98852, 148278, 153192, 197704, 296556, 593112, 933391, 1866782, 2800173, 3733564, 5600346, 7467128, 11200692, 12134083, 22401384, 24268166, 36402249, 48536332, 72804498, 97072664, 145608996, 291217992]

約数ペア:

[(1, 291217992), (2, 145608996), (3, 97072664), (4, 72804498), (6, 48536332), (8, 36402249), (12, 24268166), (13, 22401384), (24, 12134083), (26, 11200692), (39, 7467128), (52, 5600346), (78, 3733564), (104, 2800173), (156, 1866782), (312, 933391), (491, 593112), (982, 296556), (1473, 197704), (1901, 153192), (1964, 148278), (2946, 98852), (3802, 76596), (3928, 74139), (5703, 51064), (5892, 49426), (6383, 45624), (7604, 38298), (11406, 25532), (11784, 24713), (12766, 22812), (15208, 19149)]