168851916

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{2131}}^1$

素因数の和:2243

約数の個数: 72

約数和(自身を含む): 447003648

約数和(自身を除く): 278151732

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 71, 93, 124, 142, 186, 213, 279, 284, 372, 426, 558, 639, 852, 1116, 1278, 2131, 2201, 2556, 4262, 4402, 6393, 6603, 8524, 8804, 12786, 13206, 19179, 19809, 25572, 26412, 38358, 39618, 66061, 76716, 79236, 132122, 151301, 198183, 264244, 302602, 396366, 453903, 594549, 605204, 792732, 907806, 1189098, 1361709, 1815612, 2378196, 2723418, 4690331, 5446836, 9380662, 14070993, 18761324, 28141986, 42212979, 56283972, 84425958, 168851916]

約数ペア:

[(1, 168851916), (2, 84425958), (3, 56283972), (4, 42212979), (6, 28141986), (9, 18761324), (12, 14070993), (18, 9380662), (31, 5446836), (36, 4690331), (62, 2723418), (71, 2378196), (93, 1815612), (124, 1361709), (142, 1189098), (186, 907806), (213, 792732), (279, 605204), (284, 594549), (372, 453903), (426, 396366), (558, 302602), (639, 264244), (852, 198183), (1116, 151301), (1278, 132122), (2131, 79236), (2201, 76716), (2556, 66061), (4262, 39618), (4402, 38358), (6393, 26412), (6603, 25572), (8524, 19809), (8804, 19179), (12786, 13206)]