291239521748

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{641}}^1\times {\mathrm{306167}}^1$

素因数の和:306872

約数の個数: 48

約数和(自身を含む): 594397004544

約数和(自身を除く): 303157482796

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 212, 371, 641, 742, 1282, 1484, 2564, 4487, 8974, 17948, 33973, 67946, 135892, 237811, 306167, 475622, 612334, 951244, 1224668, 2143169, 4286338, 8572676, 16226851, 32453702, 64907404, 113587957, 196253047, 227175914, 392506094, 454351828, 785012188, 1373771329, 2747542658, 5495085316, 10401411491, 20802822982, 41605645964, 72809880437, 145619760874, 291239521748]

約数ペア:

[(1, 291239521748), (2, 145619760874), (4, 72809880437), (7, 41605645964), (14, 20802822982), (28, 10401411491), (53, 5495085316), (106, 2747542658), (212, 1373771329), (371, 785012188), (641, 454351828), (742, 392506094), (1282, 227175914), (1484, 196253047), (2564, 113587957), (4487, 64907404), (8974, 32453702), (17948, 16226851), (33973, 8572676), (67946, 4286338), (135892, 2143169), (237811, 1224668), (306167, 951244), (475622, 612334)]