277916145

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1\times {\mathrm{137}}^1$

素因数の和:362

約数の個数: 64

約数和(自身を含む): 491871744

約数和(自身を除く): 213955599

約数列:

[1, 3, 5, 13, 15, 39, 65, 101, 103, 137, 195, 303, 309, 411, 505, 515, 685, 1313, 1339, 1515, 1545, 1781, 2055, 3939, 4017, 5343, 6565, 6695, 8905, 10403, 13837, 14111, 19695, 20085, 26715, 31209, 41511, 42333, 52015, 69185, 70555, 135239, 156045, 179881, 183443, 207555, 211665, 405717, 539643, 550329, 676195, 899405, 917215, 1425211, 2028585, 2698215, 2751645, 4275633, 7126055, 18527743, 21378165, 55583229, 92638715, 277916145]

約数ペア:

[(1, 277916145), (3, 92638715), (5, 55583229), (13, 21378165), (15, 18527743), (39, 7126055), (65, 4275633), (101, 2751645), (103, 2698215), (137, 2028585), (195, 1425211), (303, 917215), (309, 899405), (411, 676195), (505, 550329), (515, 539643), (685, 405717), (1313, 211665), (1339, 207555), (1515, 183443), (1545, 179881), (1781, 156045), (2055, 135239), (3939, 70555), (4017, 69185), (5343, 52015), (6565, 42333), (6695, 41511), (8905, 31209), (10403, 26715), (13837, 20085), (14111, 19695)]