203828534

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{397}}^1$

素因数の和:470

約数の個数: 72

約数和(自身を含む): 398547648

約数和(自身を除く): 194719114

約数列:

[1, 2, 7, 13, 14, 26, 31, 49, 62, 91, 98, 169, 182, 217, 338, 397, 403, 434, 637, 794, 806, 1183, 1274, 1519, 2366, 2779, 2821, 3038, 5161, 5239, 5558, 5642, 8281, 10322, 10478, 12307, 16562, 19453, 19747, 24614, 36127, 36673, 38906, 39494, 67093, 72254, 73346, 86149, 134186, 159991, 172298, 252889, 256711, 319982, 469651, 505778, 513422, 603043, 939302, 1119937, 1206086, 2079883, 2239874, 3287557, 4159766, 6575114, 7839559, 14559181, 15679118, 29118362, 101914267, 203828534]

約数ペア:

[(1, 203828534), (2, 101914267), (7, 29118362), (13, 15679118), (14, 14559181), (26, 7839559), (31, 6575114), (49, 4159766), (62, 3287557), (91, 2239874), (98, 2079883), (169, 1206086), (182, 1119937), (217, 939302), (338, 603043), (397, 513422), (403, 505778), (434, 469651), (637, 319982), (794, 256711), (806, 252889), (1183, 172298), (1274, 159991), (1519, 134186), (2366, 86149), (2779, 73346), (2821, 72254), (3038, 67093), (5161, 39494), (5239, 38906), (5558, 36673), (5642, 36127), (8281, 24614), (10322, 19747), (10478, 19453), (12307, 16562)]