28634045

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:146

約数の個数: 48

約数和(自身を含む): 41368320

約数和(自身を除く): 12734275

約数列:

[1, 5, 11, 19, 47, 53, 55, 95, 121, 209, 235, 265, 517, 583, 605, 893, 1007, 1045, 2299, 2491, 2585, 2915, 4465, 5035, 5687, 6413, 9823, 11077, 11495, 12455, 27401, 28435, 32065, 47329, 49115, 55385, 108053, 121847, 137005, 236645, 301411, 520619, 540265, 609235, 1507055, 2603095, 5726809, 28634045]

約数ペア:

[(1, 28634045), (5, 5726809), (11, 2603095), (19, 1507055), (47, 609235), (53, 540265), (55, 520619), (95, 301411), (121, 236645), (209, 137005), (235, 121847), (265, 108053), (517, 55385), (583, 49115), (605, 47329), (893, 32065), (1007, 28435), (1045, 27401), (2299, 12455), (2491, 11495), (2585, 11077), (2915, 9823), (4465, 6413), (5035, 5687)]