248304854

素因数分解:

$2^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^2$

素因数の和:178

約数の個数: 72

約数和(自身を含む): 469311552

約数和(自身を除く): 221006698

約数列:

[1, 2, 7, 14, 31, 37, 47, 49, 62, 74, 94, 98, 217, 259, 329, 434, 518, 658, 1147, 1457, 1519, 1739, 1813, 2209, 2294, 2303, 2914, 3038, 3478, 3626, 4418, 4606, 8029, 10199, 12173, 15463, 16058, 20398, 24346, 30926, 53909, 56203, 68479, 71393, 81733, 85211, 107818, 108241, 112406, 136958, 142786, 163466, 170422, 216482, 377363, 479353, 572131, 754726, 958706, 1144262, 2533723, 2641541, 3355471, 4004917, 5067446, 5283082, 6710942, 8009834, 17736061, 35472122, 124152427, 248304854]

約数ペア:

[(1, 248304854), (2, 124152427), (7, 35472122), (14, 17736061), (31, 8009834), (37, 6710942), (47, 5283082), (49, 5067446), (62, 4004917), (74, 3355471), (94, 2641541), (98, 2533723), (217, 1144262), (259, 958706), (329, 754726), (434, 572131), (518, 479353), (658, 377363), (1147, 216482), (1457, 170422), (1519, 163466), (1739, 142786), (1813, 136958), (2209, 112406), (2294, 108241), (2303, 107818), (2914, 85211), (3038, 81733), (3478, 71393), (3626, 68479), (4418, 56203), (4606, 53909), (8029, 30926), (10199, 24346), (12173, 20398), (15463, 16058)]