31874136

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1$

素因数の和:225

約数の個数: 128

約数和(自身を含む): 97182720

約数和(自身を除く): 65308584

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 23, 24, 28, 42, 46, 56, 69, 73, 84, 92, 113, 138, 146, 161, 168, 184, 219, 226, 276, 292, 322, 339, 438, 452, 483, 511, 552, 584, 644, 678, 791, 876, 904, 966, 1022, 1288, 1356, 1533, 1582, 1679, 1752, 1932, 2044, 2373, 2599, 2712, 3066, 3164, 3358, 3864, 4088, 4746, 5037, 5198, 6132, 6328, 6716, 7797, 8249, 9492, 10074, 10396, 11753, 12264, 13432, 15594, 16498, 18193, 18984, 20148, 20792, 23506, 24747, 31188, 32996, 35259, 36386, 40296, 47012, 49494, 54579, 57743, 62376, 65992, 70518, 72772, 94024, 98988, 109158, 115486, 141036, 145544, 173229, 189727, 197976, 218316, 230972, 282072, 346458, 379454, 436632, 461944, 569181, 692916, 758908, 1138362, 1328089, 1385832, 1517816, 2276724, 2656178, 3984267, 4553448, 5312356, 7968534, 10624712, 15937068, 31874136]

約数ペア:

[(1, 31874136), (2, 15937068), (3, 10624712), (4, 7968534), (6, 5312356), (7, 4553448), (8, 3984267), (12, 2656178), (14, 2276724), (21, 1517816), (23, 1385832), (24, 1328089), (28, 1138362), (42, 758908), (46, 692916), (56, 569181), (69, 461944), (73, 436632), (84, 379454), (92, 346458), (113, 282072), (138, 230972), (146, 218316), (161, 197976), (168, 189727), (184, 173229), (219, 145544), (226, 141036), (276, 115486), (292, 109158), (322, 98988), (339, 94024), (438, 72772), (452, 70518), (483, 65992), (511, 62376), (552, 57743), (584, 54579), (644, 49494), (678, 47012), (791, 40296), (876, 36386), (904, 35259), (966, 32996), (1022, 31188), (1288, 24747), (1356, 23506), (1533, 20792), (1582, 20148), (1679, 18984), (1752, 18193), (1932, 16498), (2044, 15594), (2373, 13432), (2599, 12264), (2712, 11753), (3066, 10396), (3164, 10074), (3358, 9492), (3864, 8249), (4088, 7797), (4746, 6716), (5037, 6328), (5198, 6132)]