249548988

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{443}}^1$

素因数の和:643

約数の個数: 96

約数和(自身を含む): 659990016

約数和(自身を除く): 410441028

約数列:

[1, 2, 3, 4, 6, 12, 13, 23, 26, 39, 46, 52, 69, 78, 92, 138, 156, 157, 276, 299, 314, 443, 471, 598, 628, 886, 897, 942, 1196, 1329, 1772, 1794, 1884, 2041, 2658, 3588, 3611, 4082, 5316, 5759, 6123, 7222, 8164, 10189, 10833, 11518, 12246, 14444, 17277, 20378, 21666, 23036, 24492, 30567, 34554, 40756, 43332, 46943, 61134, 69108, 69551, 93886, 122268, 132457, 139102, 140829, 187772, 208653, 264914, 278204, 281658, 397371, 417306, 529828, 563316, 794742, 834612, 904163, 1589484, 1599673, 1808326, 2712489, 3199346, 3616652, 4799019, 5424978, 6398692, 9598038, 10849956, 19196076, 20795749, 41591498, 62387247, 83182996, 124774494, 249548988]

約数ペア:

[(1, 249548988), (2, 124774494), (3, 83182996), (4, 62387247), (6, 41591498), (12, 20795749), (13, 19196076), (23, 10849956), (26, 9598038), (39, 6398692), (46, 5424978), (52, 4799019), (69, 3616652), (78, 3199346), (92, 2712489), (138, 1808326), (156, 1599673), (157, 1589484), (276, 904163), (299, 834612), (314, 794742), (443, 563316), (471, 529828), (598, 417306), (628, 397371), (886, 281658), (897, 278204), (942, 264914), (1196, 208653), (1329, 187772), (1772, 140829), (1794, 139102), (1884, 132457), (2041, 122268), (2658, 93886), (3588, 69551), (3611, 69108), (4082, 61134), (5316, 46943), (5759, 43332), (6123, 40756), (7222, 34554), (8164, 30567), (10189, 24492), (10833, 23036), (11518, 21666), (12246, 20378), (14444, 17277)]