291208356

素因数分解:

$2^2\times 3^2\times {\mathrm{89}}^1\times {\mathrm{97}}^1\times {\mathrm{937}}^1$

素因数の和:1133

約数の個数: 72

約数和(自身を含む): 752857560

約数和(自身を除く): 461649204

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 89, 97, 178, 194, 267, 291, 356, 388, 534, 582, 801, 873, 937, 1068, 1164, 1602, 1746, 1874, 2811, 3204, 3492, 3748, 5622, 8433, 8633, 11244, 16866, 17266, 25899, 33732, 34532, 51798, 77697, 83393, 90889, 103596, 155394, 166786, 181778, 250179, 272667, 310788, 333572, 363556, 500358, 545334, 750537, 818001, 1000716, 1090668, 1501074, 1636002, 3002148, 3272004, 8089121, 16178242, 24267363, 32356484, 48534726, 72802089, 97069452, 145604178, 291208356]

約数ペア:

[(1, 291208356), (2, 145604178), (3, 97069452), (4, 72802089), (6, 48534726), (9, 32356484), (12, 24267363), (18, 16178242), (36, 8089121), (89, 3272004), (97, 3002148), (178, 1636002), (194, 1501074), (267, 1090668), (291, 1000716), (356, 818001), (388, 750537), (534, 545334), (582, 500358), (801, 363556), (873, 333572), (937, 310788), (1068, 272667), (1164, 250179), (1602, 181778), (1746, 166786), (1874, 155394), (2811, 103596), (3204, 90889), (3492, 83393), (3748, 77697), (5622, 51798), (8433, 34532), (8633, 33732), (11244, 25899), (16866, 17266)]