26978658

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{173}}^1$

素因数の和:311

約数の個数: 64

約数和(自身を含む): 64143360

約数和(自身を除く): 37164702

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 47, 79, 94, 141, 158, 173, 237, 282, 329, 346, 474, 519, 553, 658, 987, 1038, 1106, 1211, 1659, 1974, 2422, 3318, 3633, 3713, 7266, 7426, 8131, 11139, 13667, 16262, 22278, 24393, 25991, 27334, 41001, 48786, 51982, 56917, 77973, 82002, 95669, 113834, 155946, 170751, 191338, 287007, 341502, 574014, 642349, 1284698, 1927047, 3854094, 4496443, 8992886, 13489329, 26978658]

約数ペア:

[(1, 26978658), (2, 13489329), (3, 8992886), (6, 4496443), (7, 3854094), (14, 1927047), (21, 1284698), (42, 642349), (47, 574014), (79, 341502), (94, 287007), (141, 191338), (158, 170751), (173, 155946), (237, 113834), (282, 95669), (329, 82002), (346, 77973), (474, 56917), (519, 51982), (553, 48786), (658, 41001), (987, 27334), (1038, 25991), (1106, 24393), (1211, 22278), (1659, 16262), (1974, 13667), (2422, 11139), (3318, 8131), (3633, 7426), (3713, 7266)]