254920386

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{1451}}^1$

素因数の和:1599

約数の個数: 64

約数和(自身を含む): 602173440

約数和(自身を除く): 347253054

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 47, 89, 94, 141, 178, 267, 282, 329, 534, 623, 658, 987, 1246, 1451, 1869, 1974, 2902, 3738, 4183, 4353, 8366, 8706, 10157, 12549, 20314, 25098, 29281, 30471, 58562, 60942, 68197, 87843, 129139, 136394, 175686, 204591, 258278, 387417, 409182, 477379, 774834, 903973, 954758, 1432137, 1807946, 2711919, 2864274, 5423838, 6069533, 12139066, 18208599, 36417198, 42486731, 84973462, 127460193, 254920386]

約数ペア:

[(1, 254920386), (2, 127460193), (3, 84973462), (6, 42486731), (7, 36417198), (14, 18208599), (21, 12139066), (42, 6069533), (47, 5423838), (89, 2864274), (94, 2711919), (141, 1807946), (178, 1432137), (267, 954758), (282, 903973), (329, 774834), (534, 477379), (623, 409182), (658, 387417), (987, 258278), (1246, 204591), (1451, 175686), (1869, 136394), (1974, 129139), (2902, 87843), (3738, 68197), (4183, 60942), (4353, 58562), (8366, 30471), (8706, 29281), (10157, 25098), (12549, 20314)]