15931916

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1$

素因数の和:231

約数の個数: 96

約数和(自身を含む): 39287808

約数和(自身を除く): 23355892

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 23, 26, 28, 44, 46, 52, 77, 91, 92, 143, 154, 161, 173, 182, 253, 286, 299, 308, 322, 346, 364, 506, 572, 598, 644, 692, 1001, 1012, 1196, 1211, 1771, 1903, 2002, 2093, 2249, 2422, 3289, 3542, 3806, 3979, 4004, 4186, 4498, 4844, 6578, 7084, 7612, 7958, 8372, 8996, 13156, 13321, 15743, 15916, 23023, 24739, 26642, 27853, 31486, 43769, 46046, 49478, 51727, 53284, 55706, 62972, 87538, 92092, 98956, 103454, 111412, 173173, 175076, 206908, 306383, 346346, 362089, 568997, 612766, 692692, 724178, 1137994, 1225532, 1448356, 2275988, 3982979, 7965958, 15931916]

約数ペア:

[(1, 15931916), (2, 7965958), (4, 3982979), (7, 2275988), (11, 1448356), (13, 1225532), (14, 1137994), (22, 724178), (23, 692692), (26, 612766), (28, 568997), (44, 362089), (46, 346346), (52, 306383), (77, 206908), (91, 175076), (92, 173173), (143, 111412), (154, 103454), (161, 98956), (173, 92092), (182, 87538), (253, 62972), (286, 55706), (299, 53284), (308, 51727), (322, 49478), (346, 46046), (364, 43769), (506, 31486), (572, 27853), (598, 26642), (644, 24739), (692, 23023), (1001, 15916), (1012, 15743), (1196, 13321), (1211, 13156), (1771, 8996), (1903, 8372), (2002, 7958), (2093, 7612), (2249, 7084), (2422, 6578), (3289, 4844), (3542, 4498), (3806, 4186), (3979, 4004)]