61508278

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^2$

素因数の和:197

約数の個数: 48

約数和(自身を含む): 110242944

約数和(自身を除く): 48734666

約数列:

[1, 2, 13, 17, 26, 31, 34, 62, 67, 134, 221, 403, 442, 527, 806, 871, 1054, 1139, 1742, 2077, 2278, 4154, 4489, 6851, 8978, 13702, 14807, 27001, 29614, 35309, 54002, 58357, 70618, 76313, 116714, 139159, 152626, 278318, 459017, 918034, 992069, 1809067, 1984138, 2365703, 3618134, 4731406, 30754139, 61508278]

約数ペア:

[(1, 61508278), (2, 30754139), (13, 4731406), (17, 3618134), (26, 2365703), (31, 1984138), (34, 1809067), (62, 992069), (67, 918034), (134, 459017), (221, 278318), (403, 152626), (442, 139159), (527, 116714), (806, 76313), (871, 70618), (1054, 58357), (1139, 54002), (1742, 35309), (2077, 29614), (2278, 27001), (4154, 14807), (4489, 13702), (6851, 8978)]