2489911788

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{997}}^1\times {\mathrm{2287}}^1$

素因数の和:3311

約数の個数: 96

約数和(自身を含む): 7160817664

約数和(自身を除く): 4670905876

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 78, 84, 91, 156, 182, 273, 364, 546, 997, 1092, 1994, 2287, 2991, 3988, 4574, 5982, 6861, 6979, 9148, 11964, 12961, 13722, 13958, 16009, 20937, 25922, 27444, 27916, 29731, 32018, 38883, 41874, 48027, 51844, 59462, 64036, 77766, 83748, 89193, 90727, 96054, 118924, 155532, 178386, 181454, 192108, 208117, 272181, 356772, 362908, 416234, 544362, 624351, 832468, 1088724, 1248702, 2280139, 2497404, 4560278, 6840417, 9120556, 13680834, 15960973, 27361668, 29641807, 31921946, 47882919, 59283614, 63843892, 88925421, 95765838, 118567228, 177850842, 191531676, 207492649, 355701684, 414985298, 622477947, 829970596, 1244955894, 2489911788]

約数ペア:

[(1, 2489911788), (2, 1244955894), (3, 829970596), (4, 622477947), (6, 414985298), (7, 355701684), (12, 207492649), (13, 191531676), (14, 177850842), (21, 118567228), (26, 95765838), (28, 88925421), (39, 63843892), (42, 59283614), (52, 47882919), (78, 31921946), (84, 29641807), (91, 27361668), (156, 15960973), (182, 13680834), (273, 9120556), (364, 6840417), (546, 4560278), (997, 2497404), (1092, 2280139), (1994, 1248702), (2287, 1088724), (2991, 832468), (3988, 624351), (4574, 544362), (5982, 416234), (6861, 362908), (6979, 356772), (9148, 272181), (11964, 208117), (12961, 192108), (13722, 181454), (13958, 178386), (16009, 155532), (20937, 118924), (25922, 96054), (27444, 90727), (27916, 89193), (29731, 83748), (32018, 77766), (38883, 64036), (41874, 59462), (48027, 51844)]