221567165655

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1753}}^1\times {\mathrm{10789}}^1$

素因数の和:12632

約数の個数: 64

約数和(自身を含む): 392442485760

約数和(自身を除く): 170875320105

約数列:

[1, 3, 5, 11, 15, 33, 55, 71, 165, 213, 355, 781, 1065, 1753, 2343, 3905, 5259, 8765, 10789, 11715, 19283, 26295, 32367, 53945, 57849, 96415, 118679, 124463, 161835, 289245, 356037, 373389, 593395, 622315, 766019, 1369093, 1780185, 1866945, 2298057, 3830095, 4107279, 6845465, 8426209, 11490285, 18913117, 20536395, 25278627, 42131045, 56739351, 94565585, 126393135, 208044287, 283696755, 624132861, 1040221435, 1342831307, 3120664305, 4028493921, 6714156535, 14771144377, 20142469605, 44313433131, 73855721885, 221567165655]

約数ペア:

[(1, 221567165655), (3, 73855721885), (5, 44313433131), (11, 20142469605), (15, 14771144377), (33, 6714156535), (55, 4028493921), (71, 3120664305), (165, 1342831307), (213, 1040221435), (355, 624132861), (781, 283696755), (1065, 208044287), (1753, 126393135), (2343, 94565585), (3905, 56739351), (5259, 42131045), (8765, 25278627), (10789, 20536395), (11715, 18913117), (19283, 11490285), (26295, 8426209), (32367, 6845465), (53945, 4107279), (57849, 3830095), (96415, 2298057), (118679, 1866945), (124463, 1780185), (161835, 1369093), (289245, 766019), (356037, 622315), (373389, 593395)]