13457860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{271}}^1$

素因数の和:484

約数の個数: 48

約数和(自身を含む): 30707712

約数和(自身を除く): 17249852

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 191, 260, 271, 382, 542, 764, 955, 1084, 1355, 1910, 2483, 2710, 3523, 3820, 4966, 5420, 7046, 9932, 12415, 14092, 17615, 24830, 35230, 49660, 51761, 70460, 103522, 207044, 258805, 517610, 672893, 1035220, 1345786, 2691572, 3364465, 6728930, 13457860]

約数ペア:

[(1, 13457860), (2, 6728930), (4, 3364465), (5, 2691572), (10, 1345786), (13, 1035220), (20, 672893), (26, 517610), (52, 258805), (65, 207044), (130, 103522), (191, 70460), (260, 51761), (271, 49660), (382, 35230), (542, 24830), (764, 17615), (955, 14092), (1084, 12415), (1355, 9932), (1910, 7046), (2483, 5420), (2710, 4966), (3523, 3820)]