12921768

素因数分解:

$2^3\times 3^5\times {\mathrm{17}}^2\times {\mathrm{23}}^1$

素因数の和:78

約数の個数: 144

約数和(自身を含む): 40229280

約数和(自身を除く): 27307512

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 23, 24, 27, 34, 36, 46, 51, 54, 68, 69, 72, 81, 92, 102, 108, 136, 138, 153, 162, 184, 204, 207, 216, 243, 276, 289, 306, 324, 391, 408, 414, 459, 486, 552, 578, 612, 621, 648, 782, 828, 867, 918, 972, 1156, 1173, 1224, 1242, 1377, 1564, 1656, 1734, 1836, 1863, 1944, 2312, 2346, 2484, 2601, 2754, 3128, 3468, 3519, 3672, 3726, 4131, 4692, 4968, 5202, 5508, 5589, 6647, 6936, 7038, 7452, 7803, 8262, 9384, 10404, 10557, 11016, 11178, 13294, 14076, 14904, 15606, 16524, 19941, 20808, 21114, 22356, 23409, 26588, 28152, 31212, 31671, 33048, 39882, 42228, 44712, 46818, 53176, 59823, 62424, 63342, 70227, 79764, 84456, 93636, 95013, 119646, 126684, 140454, 159528, 179469, 187272, 190026, 239292, 253368, 280908, 358938, 380052, 478584, 538407, 561816, 717876, 760104, 1076814, 1435752, 1615221, 2153628, 3230442, 4307256, 6460884, 12921768]

約数ペア:

[(1, 12921768), (2, 6460884), (3, 4307256), (4, 3230442), (6, 2153628), (8, 1615221), (9, 1435752), (12, 1076814), (17, 760104), (18, 717876), (23, 561816), (24, 538407), (27, 478584), (34, 380052), (36, 358938), (46, 280908), (51, 253368), (54, 239292), (68, 190026), (69, 187272), (72, 179469), (81, 159528), (92, 140454), (102, 126684), (108, 119646), (136, 95013), (138, 93636), (153, 84456), (162, 79764), (184, 70227), (204, 63342), (207, 62424), (216, 59823), (243, 53176), (276, 46818), (289, 44712), (306, 42228), (324, 39882), (391, 33048), (408, 31671), (414, 31212), (459, 28152), (486, 26588), (552, 23409), (578, 22356), (612, 21114), (621, 20808), (648, 19941), (782, 16524), (828, 15606), (867, 14904), (918, 14076), (972, 13294), (1156, 11178), (1173, 11016), (1224, 10557), (1242, 10404), (1377, 9384), (1564, 8262), (1656, 7803), (1734, 7452), (1836, 7038), (1863, 6936), (1944, 6647), (2312, 5589), (2346, 5508), (2484, 5202), (2601, 4968), (2754, 4692), (3128, 4131), (3468, 3726), (3519, 3672)]