198623412

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{2371}}^1$

素因数の和:2573

約数の個数: 72

約数和(自身を含む): 543947040

約数和(自身を除く): 345323628

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 179, 234, 358, 468, 537, 716, 1074, 1611, 2148, 2327, 2371, 3222, 4654, 4742, 6444, 6981, 7113, 9308, 9484, 13962, 14226, 20943, 21339, 27924, 28452, 30823, 41886, 42678, 61646, 83772, 85356, 92469, 123292, 184938, 277407, 369876, 424409, 554814, 848818, 1109628, 1273227, 1697636, 2546454, 3819681, 5092908, 5517317, 7639362, 11034634, 15278724, 16551951, 22069268, 33103902, 49655853, 66207804, 99311706, 198623412]

約数ペア:

[(1, 198623412), (2, 99311706), (3, 66207804), (4, 49655853), (6, 33103902), (9, 22069268), (12, 16551951), (13, 15278724), (18, 11034634), (26, 7639362), (36, 5517317), (39, 5092908), (52, 3819681), (78, 2546454), (117, 1697636), (156, 1273227), (179, 1109628), (234, 848818), (358, 554814), (468, 424409), (537, 369876), (716, 277407), (1074, 184938), (1611, 123292), (2148, 92469), (2327, 85356), (2371, 83772), (3222, 61646), (4654, 42678), (4742, 41886), (6444, 30823), (6981, 28452), (7113, 27924), (9308, 21339), (9484, 20943), (13962, 14226)]