81692478

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{283}}^1$

素因数の和:406

約数の個数: 96

約数和(自身を含む): 212659200

約数和(自身を除く): 130966722

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 29, 42, 58, 63, 79, 87, 126, 158, 174, 203, 237, 261, 283, 406, 474, 522, 553, 566, 609, 711, 849, 1106, 1218, 1422, 1659, 1698, 1827, 1981, 2291, 2547, 3318, 3654, 3962, 4582, 4977, 5094, 5943, 6873, 8207, 9954, 11886, 13746, 16037, 16414, 17829, 20619, 22357, 24621, 32074, 35658, 41238, 44714, 48111, 49242, 57449, 67071, 73863, 96222, 114898, 134142, 144333, 147726, 156499, 172347, 201213, 288666, 312998, 344694, 402426, 469497, 517041, 648353, 938994, 1034082, 1296706, 1408491, 1945059, 2816982, 3890118, 4538471, 5835177, 9076942, 11670354, 13615413, 27230826, 40846239, 81692478]

約数ペア:

[(1, 81692478), (2, 40846239), (3, 27230826), (6, 13615413), (7, 11670354), (9, 9076942), (14, 5835177), (18, 4538471), (21, 3890118), (29, 2816982), (42, 1945059), (58, 1408491), (63, 1296706), (79, 1034082), (87, 938994), (126, 648353), (158, 517041), (174, 469497), (203, 402426), (237, 344694), (261, 312998), (283, 288666), (406, 201213), (474, 172347), (522, 156499), (553, 147726), (566, 144333), (609, 134142), (711, 114898), (849, 96222), (1106, 73863), (1218, 67071), (1422, 57449), (1659, 49242), (1698, 48111), (1827, 44714), (1981, 41238), (2291, 35658), (2547, 32074), (3318, 24621), (3654, 22357), (3962, 20619), (4582, 17829), (4977, 16414), (5094, 16037), (5943, 13746), (6873, 11886), (8207, 9954)]