55421955

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:122

約数の個数: 128

約数和(自身を含む): 116121600

約数和(自身を除く): 60699645

約数列:

[1, 3, 5, 9, 15, 17, 19, 27, 31, 41, 45, 51, 57, 85, 93, 95, 123, 135, 153, 155, 171, 205, 255, 279, 285, 323, 369, 459, 465, 513, 527, 589, 615, 697, 765, 779, 837, 855, 969, 1107, 1271, 1395, 1581, 1615, 1767, 1845, 2091, 2295, 2337, 2565, 2635, 2907, 2945, 3485, 3813, 3895, 4185, 4743, 4845, 5301, 5535, 6273, 6355, 7011, 7905, 8721, 8835, 10013, 10455, 11439, 11685, 13243, 14229, 14535, 15903, 18819, 19065, 21033, 21607, 23715, 24149, 26505, 30039, 31365, 34317, 35055, 39729, 43605, 50065, 57195, 64821, 66215, 71145, 72447, 79515, 90117, 94095, 105165, 108035, 119187, 120745, 150195, 171585, 194463, 198645, 217341, 270351, 324105, 357561, 362235, 410533, 450585, 583389, 595935, 652023, 972315, 1086705, 1231599, 1351755, 1787805, 2052665, 2916945, 3260115, 3694797, 6157995, 11084391, 18473985, 55421955]

約数ペア:

[(1, 55421955), (3, 18473985), (5, 11084391), (9, 6157995), (15, 3694797), (17, 3260115), (19, 2916945), (27, 2052665), (31, 1787805), (41, 1351755), (45, 1231599), (51, 1086705), (57, 972315), (85, 652023), (93, 595935), (95, 583389), (123, 450585), (135, 410533), (153, 362235), (155, 357561), (171, 324105), (205, 270351), (255, 217341), (279, 198645), (285, 194463), (323, 171585), (369, 150195), (459, 120745), (465, 119187), (513, 108035), (527, 105165), (589, 94095), (615, 90117), (697, 79515), (765, 72447), (779, 71145), (837, 66215), (855, 64821), (969, 57195), (1107, 50065), (1271, 43605), (1395, 39729), (1581, 35055), (1615, 34317), (1767, 31365), (1845, 30039), (2091, 26505), (2295, 24149), (2337, 23715), (2565, 21607), (2635, 21033), (2907, 19065), (2945, 18819), (3485, 15903), (3813, 14535), (3895, 14229), (4185, 13243), (4743, 11685), (4845, 11439), (5301, 10455), (5535, 10013), (6273, 8835), (6355, 8721), (7011, 7905)]