121997028

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^2\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:289

約数の個数: 72

約数和(自身を含む): 300283200

約数和(自身を除く): 178286172

約数列:

[1, 2, 3, 4, 6, 12, 31, 62, 71, 93, 124, 142, 149, 186, 213, 284, 298, 372, 426, 447, 596, 852, 894, 961, 1788, 1922, 2201, 2883, 3844, 4402, 4619, 5766, 6603, 8804, 9238, 10579, 11532, 13206, 13857, 18476, 21158, 26412, 27714, 31737, 42316, 55428, 63474, 68231, 126948, 136462, 143189, 204693, 272924, 286378, 327949, 409386, 429567, 572756, 655898, 818772, 859134, 983847, 1311796, 1718268, 1967694, 3935388, 10166419, 20332838, 30499257, 40665676, 60998514, 121997028]

約数ペア:

[(1, 121997028), (2, 60998514), (3, 40665676), (4, 30499257), (6, 20332838), (12, 10166419), (31, 3935388), (62, 1967694), (71, 1718268), (93, 1311796), (124, 983847), (142, 859134), (149, 818772), (186, 655898), (213, 572756), (284, 429567), (298, 409386), (372, 327949), (426, 286378), (447, 272924), (596, 204693), (852, 143189), (894, 136462), (961, 126948), (1788, 68231), (1922, 63474), (2201, 55428), (2883, 42316), (3844, 31737), (4402, 27714), (4619, 26412), (5766, 21158), (6603, 18476), (8804, 13857), (9238, 13206), (10579, 11532)]